Select the solvent (sol) that will favor the reaction. 2 RhBr, + MgBr, + 2 sol — [Mg(sol), 12+ + 2 [RhBr.]" a. (CH3CH2)2 S b. СН3 OН c. C6H6 d. CH3CH2 SH
Answers
Benzene is an organic solvent which is capable of dissolving both magnesium bromide (MgBr2) and rhodium bromide (RhBr2) due to its polar structure and high dielectric constant. The most suitable solvent for this reaction is c) C6H6 (benzene).
Its polar nature enables it to form weak hydrogen bonds with the molecules in both compounds, allowing for better solubility. In addition, benzene has a low boiling point which prevents the compounds from evaporating during the reaction process.
Therefore, benzene is the most suitable solvent for this reaction. The most suitable solvent for this reaction is c) C6H6 (benzene).
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Related Questions
Combustion analysis of toluene, a common organic solvent, gives 4.10 mg of co2 and 0.959 mg of h2o. if the compound contains only carbon and hydrogen, what is its empirical formula?
Answers
The empirical formula for the ccompound, given the data is C₇H₈
How to determine the mass of CarbonThe mass OC carbon in the compound can be obtained as follow:
Mass of CO₂ = 4.10 mgMolar mass of CO₂ = 44 g/mol Molar of C = 12 g/mol Mass of C =?Mass of C = (12 / 44) × 4.10
Mass of C = 1.118 mg
How to determine the mass of Hydrogen Mass of H₂O = 0.959 mgMolar mass of H₂O = 18 g/mol Molar of H = 2 × 1 = 2 g/mol Mass of H =?Mass of H = (2 / 18) × 0.959
Mass of H = 0.107 mg
How to determine the empirical formulaThe empirical formula can be obtained as follow:
C = 1.118 mgH = 0.107 mgEmpirical formula =?Divide by their molar mass
C = 1.118 / 12 = 0.093
H = 0.107 / 1 = 0.107
Divide by the smallest
C = 0.093 / 0.093 = 1
H = 0.107 / 0.093 = 1.15
Multiply through by 7 to express in whole number
C = 1 × 7 = 7
H = 1.15 × 7 = 8
Thus, the empirical formula of the compound is C₇H₈
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Identify the products that complete the following
reaction.
H3PO4 + Ba(OH)₂ →
A. BaPO4 + H₂O
B. Ba3P₂ + H₂O
C.Ba3p2+ H20
D.Ba3(po4)2+H2O
Answers
Elisa’s diabetes causes her to have lower than normal numbers of glucose molecules in her cells. You already wrote about how this makes her tiredNow, write an explanation that answers the question How could Elisa's diabetes also affect her body’s ability to grow and repair cellsDiabetes could affect how well Elisa's cells can grow and repair themselves. Word Bank
glucose
oxygen
cellular respiration
amino acid
protein
energy
Answers
Yes, it affects the body’s ability to grow and repair cells.
As insulin is a hormone that turns glucose into energy for cellular functions through the process of cellular respiration, the blood glucose level rises when insulin is not produced in sufficient amounts or cells are unable to use the insulin.
The increased blood glucose levels impede the healing of wounds or prevent them from healing or repairing. In such a diabetic case, a small foot wound can grow into a foot ulcer very quickly. When blood sugar levels are high, blood vessels stiffen or constrict, slowing the flow of oxygen through the body in diabetics.
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what does a cell use for genetic material?
Answers
Answer:
Molecular genetics emerged from the realization that DNA and RNA constitute the genetic material of all living organisms. (1) DNA, located in the cell nucleus, is made up of nucleotides that contain the bases adenine (A), thymine (T), guanine (G), and cytosine (C).
How can you change the shape and volume of a liquid ?
Answers
Liquids, unlike solids and gases, are extremely volatile. Liquids shape and volume can be changed by temperature, pressure, and external forces, such as magnetic fields.
The most interesting characteristic of liquids is that they can change shape and volume with ease.In terms of volume, the molecules in liquids are more packed together than in gases but less dense than in solids. A liquid's shape can be altered by a variety of factors, including temperature, pressure, and external forces such as magnetic fields, but its volume is also affected. To alter the shape and volume of a liquid, the following techniques are employed:Changing Shape: The molecules in a liquid are free to move, but they are also held together by intermolecular forces, which cause them to be closely packed. When a liquid is heated, the energy supplied to it causes the intermolecular forces between molecules to be reduced. As a result, the molecules move more freely, causing the liquid to expand. The opposite is true when a liquid is cooled. When a liquid is subjected to external forces such as pressure, its shape changes as the molecules attempt to conform to the shape of the container holding it.
Liquids are interesting substances. They are unique from solids and gases, as they can easily change shape and volume. The reason for this is that the molecules in liquids are not packed together as tightly as in solids but more packed together than in gases. Liquids' shape and volume can be changed by temperature, pressure, and external forces, such as magnetic fields. When we increase the temperature of a liquid, the intermolecular forces between molecules are reduced, and the molecules begin to move more freely. As a result, the liquid will expand. When a liquid is cooled, the opposite is true. The intermolecular forces will increase, and the liquid will contract. An external force, like pressure, will change the shape of a liquid. The molecules in the liquid will try to conform to the shape of the container that holds it.
In conclusion, liquids are unique substances that can change shape and volume. Temperature, pressure, and external forces such as magnetic fields can all change a liquid's shape and volume. When a liquid is heated, it expands, and when it is cooled, it contracts. External forces such as pressure will change the shape of the liquid as the molecules try to conform to the container holding them.
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which type of ceramic crystal structure contains more than one cation?
Answers
The perovskite crystal structure is an example of a ceramic crystal structure that contains more than one cation, typically with a large A-site cation and a smaller B-site cation.
The perovskite crystal structure is a common type of ceramic crystal structure that contains more than one cation. It is characterized by a cubic unit cell with a large A-site cation at the center and smaller B-site cations at the corners and/or face centers. The A-site cation is typically a larger ion, such as alkaline earth metals, while the B-site cation is a smaller transition metal or rare earth element. The combination of different cations within the perovskite structure allows for the formation of diverse ceramic materials with varied properties. This crystal structure is widely utilized in applications such as solid oxide fuel cells, superconductors, and ferroelectric materials.
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For the elements Cs, F, and Cl, the order of increasing electronegativity is:
A) F < Cl < Cs
B) Cs < Cl < F C) Cl < Cs < F
D) F < Cs < Cl
E) None of these
Answers
Electronegativity is the ability of an atom to attract electrons towards itself in a chemical bond. The correct answer is A) F < Cl < Cs.
Fluorine (F) has the highest electronegativity among the given elements, followed by chlorine (Cl), and then cesium (Cs) which has the lowest electronegativity. Therefore, the order of increasing electronegativity is F < Cl < Cs.
For the elements Cs, F, and Cl, the order of increasing electronegativity is:
A) F < Cl < Cs
B) Cs < Cl < F
C) Cl < Cs < F
D) F < Cs < Cl
E) None of these
Answer: B) Cs < Cl < F
Electronegativity is a measure of the tendency of an atom to attract a bonding pair of electrons. In general, electronegativity increases across a period from left to right and decreases down a group in the periodic table. Thus, fluorine (F) has the highest electronegativity among the given elements, followed by chlorine (Cl), and finally cesium (Cs) with the lowest electronegativity.
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What element would have this electron configuration:
1s22s22p5
Answers
Mark me as brainliest?❤️
A tree bears 73 individual pieces of fruit each year. Suppose you own an orchard tht contains 120 of these trees.
a. How much fruit will the orchard produce each year?
b. The upkeep and care of the orchard costs you $850 a year. At what prices will you have to sell each piece of fruit just to break even?
Answers
The orchard will produce 8760 individual pieces of fruit each year.
What is break even ?
Break even refers to the point at which the total cost of producing a product or providing a service is equal to the total revenue generated from selling that product or service. At the break-even point, there is no profit or loss, and the business is said to be "breaking even."
In other words, the break-even point is the level of sales at which the business is earning enough revenue to cover all its costs, including fixed costs (e.g., rent, salaries) and variable costs (e.g., cost of goods sold, marketing expenses). Beyond this point, any additional sales or revenue will generate a profit for the business.
a. To calculate how much fruit the orchard will produce each year, we need to multiply the number of trees by the number of fruits each tree bears:
Total number of fruit = 120 trees × 73 fruit/tree
Total number of fruit = 8760
Therefore, the orchard will produce 8760 individual pieces of fruit each year.
b. To calculate the price at which you need to sell each piece of fruit to break even, we need to divide the total cost of upkeep and care by the total number of fruit produced, and then add this to the cost of producing each piece of fruit. This will give us the minimum price at which we need to sell each piece of fruit to cover our costs:
Cost per fruit = (Upkeep cost + Cost of producing each fruit) / Total number of fruit
Since the upkeep and care of the orchard costs $850 per year, and the orchard produces 8760 individual pieces of fruit each year, the cost of upkeep and care per fruit is:
Cost of upkeep and care per fruit = $850 / 8760
Cost of upkeep and care per fruit = $0.097
Therefore, the minimum price at which we need to sell each piece of fruit to cover our costs is:
Minimum price per fruit = Cost per fruit + Cost of upkeep and care per fruit
Minimum price per fruit = Cost of producing each fruit + $0.097
Without information about the cost of producing each piece of fruit, we cannot calculate the minimum price required to break even.
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.
Joe measured 60.1 mL for the volume of the object. The actual volume of the object was 54.6 mL. What is the percent error of Joe’s results?
Answers
The percent error of Joe’s results is equal to 10.07 %
What is the percent error?The percent error can be described as the difference between the actual value and the measured or approximate value. The percent experiment is used in scientific experiments to check the accuracy of the experimental results.
The mathematical formula of the percent error can be represented as:
Percentage error = (Measured value - Exact value)/Exact value] ×100
Given, the volume measured by Joe = 60.1 ml
The actual volume of the object = 54.6 ml
The percent error = (60.1 - 54.6)/54.6] ×100 = 10.07 %
Therefore, the percentage error of Joe's results is 10.07 %.
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i neeeed helllllpppppsss
Answers
Answer:
1.0 g/cm3
Explanation:
yeah that's the density of water
Answer:
a 1 g/cm3
Explanation:
per google- A common unit of measurement for water's density is agram per milliliter (1 g/ml) or 1 gram per cubic centimeter (1 g/cm3)
M_Y_ _ _- a plant that has hair on its stem
TH_ _ _S- a specialized plant structure found in kalamansi and bougainvillea used to stop any predators from eating their fruits or leaves............this subject is science pls help me
Answers
MAYANA is also known as Coleus Scutellarioides is an annual plant that has hairs on both sides of the leaf. THORNS are a specialized plant structure used as a defence mechanism in plants.
What are Plant Defense Mechanisms?These are specialized structures in plants that have evolved to protect the plants from being eaten by predators.
They exist in some citrus plants such as orange and in plants such as the Calamansi and the Bougainvillea plants.
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What are the current and or future uses of genetically modified strawberries
Answers
In the future, genetically modified strawberries may become more widely available if they pass regulatory approvals and are deemed safe for consumption. They could potentially provide benefits such as reduced pesticide use, longer shelf life, and improved nutrition. However, there are also concerns about the environmental impact and potential health risks associated with genetically modified crops, which will need to be addressed before they can be widely adopted.
The reason Senators are in office for 6 years is....(pick one of the following)
1) To separate Senators from the whims of the
general public.
2) to save money in elections
3) Because Senators are
required to be older
than representatives
Answers
10. Can you write an equation to describe this?
(Investigating the pH scale)
Answers
Answer:
pH = - log [H3O+] pOH = -log[OH-]
Explanation:
What is
the commission amount on 500000 at rate of 6%
Answers
Answer:
30000
Explanation:
6/100×500000 =30000
The mass of sample X is 20.Og. It was placed in a graduated cylinder and the water level rose from A (14 mL) to B (19 mL). What is the density of sample X? Pay close attention to significant figures. g/mL
Answers
The density of sample X is 4 g/ml.
The given parameters;
Mass of sample X = 20 gInitial volume of water before the sample was placed = 14 mlFinal volume of water after the sample was placed = 19 mlThe volume of the sample X is the increase in the volume of water after it was placed in the cylinder.
Volume of sample X = 19 ml - 14 ml = 5 mlMass of sample of X = 20 gThe density is obtained by dividing the mass of sample X by its volume as shown below;
\(Density = \frac{mass}{volume} = \frac{20}{5} = 4 \ g/ml\)
Thus, the density of sample X is 4 g/ml.
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Can you please help resolve and explain?
Answers
The Ka of an acid indicates how strong this acid is. This means that greater acidity constant Ka corresponds to stronger acids, and lower Ka corresponds to weakest acids. I the example the acetic acid (CH3COOH) has an acidity constant 6 order of magnitude greater than the HCO3- there fore acetic acid is stronger than HCO3-
Mikayla says that air is an element since it has oxygen in it. Jose says that air is a mixture because each part of air keeps its properties. Grant says that both Mikayla and Jose are wrong, because air is a compound. Who is correct and why? Group of answer choices
Answers
Answer: Jose is correct because air is a mixture of gases ( both elements and compounds).
Explanation:
An element consist of only one type of atom and a compound made up of 2 or more types of elements joined together ( by ionic or covalent bonds).
Whereas air around us is a mixture of gases (both elements and compounds) like nitrogen, oxygen, argon, and carbon dioxide, and very small amounts of other gases and water vapors
Hence, Jose is correct because air is a mixture of gases ( both elements and compounds).
What makes the chemistry of JUUL's nicotine particularly harmful?
Answers
Answer:the liquid
Explanation: its harmful
"Calculate the pH of a buffer that is 0. 032 M HF and 0. 032 M NaF. The K a for HF is 3. 5 × 10 ^-4.
4. 79
3. 46
10. 54
9. 31
2. 86"
Answers
The correct option is B, The pH of the buffer is approximately 3.46.
pH = pKa + log([A-]/[HA])
In this case, HF is a weak acid (HA) and NaF is its conjugate base (A-).
Given:
[H+] = [HA] = 0.032 M (HF concentration)
[A-] = 0.032 M (NaF concentration)
Ka = 3.5 ×\(10^{-4}\) (given as Ka for HF, which is equal to [H+][A-]/[HA])
To find pKa, we take the negative logarithm of Ka:
pKa = -log10(3.5 × \(10^{-4}\)) = 3.46
Now, we can substitute the values into the Henderson-Hasselbalch equation:
pH = 3.46 + log([0.032]/[0.032])
pH = 3.46 + log(1)
pH = 3.46 + 0
pH = 3.46
pH is a measure of the acidity or alkalinity of a substance, typically a liquid. It is a logarithmic scale that ranges from 0 to 14, with 7 being considered neutral. A pH value below 7 indicates acidity, while a value above 7 indicates alkalinity. The pH scale is based on the concentration of hydrogen ions (H+) in a solution. The lower the pH, the higher the concentration of hydrogen ions and the more acidic the solution becomes.
Conversely, a higher pH indicates a lower concentration of hydrogen ions and a more alkaline solution. The pH scale is widely used in various fields such as chemistry, biology, environmental science, and agriculture. Maintaining the pH balance is crucial for many biological processes and industrial applications, as deviations from optimal pH levels can have adverse effects on living organisms and chemical reactions.
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Density =
Mass = 14 g
Volume = 2 mL
what is the answer to density
Answers
Answer:
7ml/g
Explanation:
density=mass/volume
density=14g/2ml
density= 7g/ml
What is the acceleration of a 10kg object if a force of 3N is applied to it
Answers
Answer:
0.3kg/min
Explanation:
The formula for acceleration is a = f/m where f = force and m = mass.
a = 3/10
a = 0.3
Best of Luck
Why is air considered a solution?
Answers
Answer:Air is a solution made up of many gases. ... There is more nitrogen than any other gas in air, so it is considered the solvent in an air solution.
Explanation:
In a series of controlled experiments, a student measures the force acting on a go-cart and the go-cart's acceleration. The student's data are shown below.
Based on the recorded observations, what is the mass of the go-cart in kilograms?
Answers
The mass of the go-cart in kilograms : 20 kg
Further explanationNewton's 2nd law explains that the acceleration produced by the resultant force on an object is proportional and in line with the resultant force and inversely proportional to the mass of the object
\(\large {\boxed {\bold {a = \frac {\sum F} {m}}}\)
F = force, N
m = mass = kg
a = acceleration due to gravity, m / s²
Maybe the student's data are shown in the attachment
So, the mass of the go-cart :
\(\tt m=\dfrac{10}{0.5}=\dfrac{20}{1}=\dfrac{30}{1.5}=\dfrac{40}{2}=20~kg\)
Help needed please and thank u!
Answers
Answer:
20 25 24
Explanation:
I don't know
A small can rolled 2 meters in 2 hours.
Answers
Which area is most likely to support a marsh ecosystem?.
Answers
Answer:
A location that is humid, would most likely support a marsh ecosystem.
Explanation:
The Florida Everglades are an example of a marsh :)
"Marshes are a type of wetland ecosystem where water covers the ground for long periods of time. Marshes are dominated by herbaceous plants, such as grasses, reeds, and sedges."
why is a solution not a pure substance?
a, it is made up of one substance
b, the solute and solvent cannot be seperated
c, it is a mixture between a solute of solvent
d, it is made up of two substances that are chemically combined
i just took the test the anwser is c
Answers
A solution is not a pure substance as it is a mixture between a solute and a solvent.
Pure substances are substances that are made up of only type of particles and have a fixed structure. In pure substances the matter cannot be separated into other kinds of matter by any physical means.
A homogenous mixture of two or more substances in relative amounts that can be varied continuously up to what is called the limit of solubility. The term solution is commonly applied to the liquid state of matter, but solutions of gases and solids are possible.
A solution cannot be a pure substance because it is made up of a homogenous mixture of solute and a solvent. Homogenous means the matter cannot be separated out and therefore a solution cannot be a pure substance.
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A standard is set for the maximum allowable concentration of a chemical in drinking water. This action is an example of_________.
Answers
The action of setting a standard for the maximum allowable concentration of a chemical in drinking water is an example of regulatory control or regulation.
Regulatory control involves the establishment and enforcement of rules, regulations, and standards by governing bodies to ensure the protection of public health, safety, and the environment. In the case of drinking water, regulatory control is essential to maintain the quality and safety of the water supply.
Setting a standard for the maximum allowable concentration of a chemical in drinking water serves several purposes:
1. Protecting Public Health: The primary goal of setting such standards is to protect the health of individuals consuming the water. By limiting the concentration of harmful chemicals, the risk of adverse health effects is reduced.
2. Ensuring Water Quality: Standards help maintain the overall quality of drinking water by preventing contamination and ensuring that the water meets certain purity criteria. This includes limiting the presence of contaminants to levels that are considered safe for human consumption.
3. Establishing Compliance Criteria: Standards provide a basis for evaluating the quality of drinking water and determining compliance. They serve as benchmarks against which water samples can be tested to assess if they meet the specified criteria.
4. Providing Legal Framework: Setting standards creates a legal framework for enforcing water quality regulations. It establishes clear guidelines and requirements that water suppliers must adhere to, and violations can result in penalties or other enforcement actions.
5. Public Confidence: Standards also contribute to building public confidence in the safety and reliability of the drinking water supply. When people know that there are regulations in place to protect them from harmful chemicals, it enhances their trust in the system.
Overall, setting standards for the maximum allowable concentration of chemicals in drinking water is a crucial component of regulatory control, ensuring the provision of safe and clean drinking water to the population.
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