What would happen to the reaction rate, if you ran around the room so fast that you collapsed from exhaustion before the time was up

Here, we must select a chemical capable of producing an ion-dipole interaction with ammonia. Only b) NaOH will interact with the ion dipole of the NH3.

How does a dipole of ions operate?

When an ion interacts with a nonpolar molecule, a weak attraction called an ion-induced dipole force is created. In addition, a fully charged ion can polarize a nonpolar molecule by approaching it; as a result, the electrons in the molecule react and produce a dipole.

What makes it an ion-dipole?

Dipole-Ion Interaction

An electrically charged atom or molecule is known as an ion (which is to say the opposite of a neutral molecule). The term "dipole" simply refers to the presence of two poles that are negatively and positively charged. Another name for a molecule having a dipole is a

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The radioisotope that would decay the most ought to be Fr-220. Option C

The term half life of the radioactive isotope has to do with the time that it would take for us to have only half of the number of the original radioactive atoms to be left. We have to find the half life of each of the isotopes so that we can be able to get the one that has decayed the most.

For P - 32

Half life = 14.3 days

Using;

N/No = (1/2)^t/\(t_{\frac{1}{2} }\)

N = amount present at time t

No = initial amount

t = time taken

\(t_{\frac{1}{2} }\) = half life

Hence;

N/10 = (1/2)^28/14.3

N =  (1/2)^28/14.3 * 10

N = 2.6 g

For Kr-85

Half life 10.76 years or 3927.4 days

N/10 =  (1/2)^3927.4/28

N =  (1/2)^3927.4/28 * 10

N = 5.97 * 10^-47 g

For Fr-220;

27.40 seconds or 0.00032 days

N/10 =  (1/2)^0.00032 days/28 days

N =  (1/2)^0.00032 days/28 days * 10

N = 10 g

For  I-131

Half life = 8 days

N/10 =  (1/2)^8/28

N = (1/2)^8/28 * 10

N = 8.2 g

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The maximum mass of copper produced is 381 grams for the equation.

Chemical equation is defined as chemical reactions are symbolically represented using formulas and symbols, with the reactant entities on the left and the result entities on the right. A chemical equation uses chemical symbols and formulas to condense the description of a chemical reaction. In order to balance the equation and demonstrate that matter is conserved, coefficients are placed in front of the reactants and products.

Given 108 g of aluminum = 108 / 27 mole of aluminum

1.21 g of CuCl2 = (1000 g / 1 kg) (10 mole / 134.5 g) = 9.00 mole of CaCl2

Assume the reaction as complete

\(\rm 2Al + 3CuCl_2 \rightarrow 3Cu + 2AICl_3\)

4 mole of Al = (3 mole Cu / 2 mole Al) x 4 mole = 6 mole of Cu.

9 mole of CaCl2 = (3 mole Cu / 2 mole CaCl2) x 9 mole  = 9. mole of Cu.

As Al make least product, thus it is a limiting agent of the reaction.

So, 6 mole of Cu = (63.5 g / 1 mole) x 6 mole = 381 g of Cu is produced.

Thus, the maximum mass of copper produced is 381 grams for the equation.

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The depth range of the epilimnion in this lake is most likely a. 0 to 3 meters. Option A is correct.

To determine the depth range of the epilimnion, we need to identify the layer of the lake where the temperature change is most rapid, which indicates the transition between the warm surface layer and the colder deep layer.

Looking at the temperature readings, we can see that there is a significant temperature difference between the surface layer (0-3 meters) and the layer below (4-7 meters).

However, the temperature change between 4-7 meters and 8-12 meters is not as dramatic, indicating that the transition between the warm surface layer and the colder deep layer occurs somewhere between 3 and 8 meters.

Hence, A. 0 to 3 is the correct option.

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Answer:

its b beacuse different things have different mass

The pressure (in atm) on a surface 20.0 ft underwater, if the atmospheric pressure is 1.023 atm, and the densities of water and mercury are 1.00 and 13.6 g/ml, respectively is   1.067 atm

Generally, The pressure on a surface under water is equal to the atmospheric pressure plus the pressure due to the weight of the water above the surface.

To calculate the pressure due to the weight of the water, we need to know the depth of the surface under water and the density of the water.

Since the atmospheric pressure is 1.023 atm, and the density of water is 1.00 g/ml, the pressure on the surface 20.0 ft under water is given by:

Pressure = 1.023 atm + (depth * density of water * acceleration due to gravity)

= 1.023 atm + (20.0 ft * 1.00 g/ml * 32.2 ft/s^2)

= 1.023 atm + 644.4 lb/ft^2

= 1.023 atm + 44.6 psi

= 1.067 atm

So the total pressure on the surface 20.0 ft under water is 1.067 atm.

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Answer:

I imagine the answer would be Charles Darwin's theory of natural selection.

Explanation:

Natural selection explains that some organisms, like animals, possess inheritable traits that allow them to better survive within and adapt to their environment, compared to other organisms. That species will be able to outlive those without the trait(s) as they have more opportunities to reproduce and pass their inherited genes onto the next generation. This is why "natural selection" most fits within question number 3's blank space.

Answer:

I think it's D cause one of the requirements for a planet is that it has to revolve around a star

Answer:

B and C which are the same

Explanation:

neutral ph which ranges about from 0 to 7 it is about where water is

Mass of tin = moles of tin x molar mass of tin

Mass of tin = 0.020 mol x 118.7 g/mol

Mass of tin = 2.37 g

Therefore, the mass of tin in the chemical reaction is 2.37 g.

If tin is heated, it cracks. This is caused by crystals rubbing against each other. This characteristic crackle is heard if a piece of tin is simply bent. Tin is very malleable and ductile.

Some properties of tin is that it amphoteric. On reacting with both strong bases and strong acids with the evolution of hydrogen occurs. With sodium hydroxide solution, tin forms Na2[Sn(OH)6]. The reaction with acids is slow in the absence of oxygen.

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Exergonic: Reactions with negative delta G°’ values are exergonic reactions that release free energy.Exergonic means that the reaction will occur spontaneously. The value of delta G°’ is less than zero.

Endergonic: When the delta G°’ value is positive, the reaction is endergonic. These are reactions that need to be powered by an external force to occur.

At equilibrium: When delta G°’ = 0, the reaction is at equilibrium. The forward and reverse reactions occur at the same rate, and the concentrations of reactants and products do not change. Thus, the reaction is at equilibrium.

Here is how the K’eq values should be matched with the appropriate delta G°’ values:

K'eq  a. 1 : 0kJ/mol  b. 10⁻⁵ : 22.84 kJ/mol c. 10⁴ : -28.53 kJ/mol  d. 10² : -5.69 kJ/mol  e. 10⁻¹ : 11.42 kJ/mol AG°' (kJ/mol)

Therefore, the correct match for K’eq values with the appropriate delta G°’ values are as follows:

K'eq = 10⁴ corresponds to delta G°’ = -28.53 kJ/mol, which is exergonic.

K'eq = 10⁻⁵ corresponds to delta G°’ = 22.84 kJ/mol, which is endergonic.

K'eq = 10² corresponds to delta G°’ = -5.69 kJ/mol, which is exergonic.

K'eq = 1 corresponds to delta G°’ = 0 kJ/mol, which is at equilibrium.

K'eq = 10⁻¹ corresponds to delta G°’ = 11.42 kJ/mol, which is endergonic.

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Answer:

Physicians do not have to treat every ill patient. However they must uphold their ethics (eg. do no harm, confidentiatlity, etc.).

Explanation:

Primary source:

Hippocratic Oath (translation since it's originally in Greek)

I swear by Apollo the physician, and Asclepius, and Hygieia and Panacea and all the gods and goddesses as my witnesses, that, according to my ability and judgement, I will keep this Oath and this contract:

To hold him who taught me this art equally dear to me as my parents, to be a partner in life with him, and to fulfill his needs when required; to look upon his offspring as equals to my own siblings, and to teach them this art, if they shall wish to learn it, without fee or contract; and that by the set rules, lectures, and every other mode of instruction, I will impart a knowledge of the art to my own sons, and those of my teachers, and to students bound by this contract and having sworn this Oath to the law of medicine, but to no others.

I will use those dietary regimens which will benefit my patients according to my greatest ability and judgement, and I will do no harm or injustice to them.

I will not give a lethal drug to anyone if I am asked, nor will I advise such a plan; and similarly I will not give a woman a pessary to cause an abortion.

In purity and according to divine law will I carry out my life and my art.

I will not use the knife, even upon those suffering from stones, but I will leave this to those who are trained in this craft.

Into whatever homes I go, I will enter them for the benefit of the sick, avoiding any voluntary act of impropriety or corruption, including the seduction of women or men, whether they are free men or slaves.

Whatever I see or hear in the lives of my patients, whether in connection with my professional practice or not, which ought not to be spoken of outside, I will keep secret, as considering all such things to be private.

So long as I maintain this Oath faithfully and without corruption, may it be granted to me to partake of life fully and the practice of my art, gaining the respect of all men for all time. However, should I transgress this Oath and violate it, may the opposite be my fate.

FICO uses your credit history to determine your credit score. FICO is a credit score system created by the Fair Isaac Corporation, which is a data analytics firm based in San Jose, California. FICO scores range from 300 to 850 and are frequently used by lenders, credit card issuers, and other financial institutions to determine creditworthiness.

The factors that determine a FICO score include the following:

Payment history - Whether or not you make payments on time.

Credit utilization - The proportion of available credit that you use.

Credit history length - The length of time you've had credit accounts.

Credit types - The kinds of credit you've utilized (e.g., mortgages, credit cards, student loans, etc.).

New credit - Your recent credit activity (e.g., how many accounts you've opened recently).

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Answer:

I think its b part or none of above

Answer:

53

Explanation:

Answer:

53

Explanation:

Answer:

The correct answer is Na2CO3. 10H2O

To calculate the amount of NH3 needed, we can use the formula:

(M1)(V1) = (M2)(V2)

Given:

M1 = 16 M (concentration of NH3)

V1 = unknown

M2 = 2.00 M (desired concentration)

V2 = 2.00 L (final volume)

Rearranging the formula, we get:

V1 = (M2)(V2) / M1

V1 = (2.00 M)(2.00 L) / 16 M

V1 = 0.25 L = 250 mL

Therefore, 250 mL of 16 M NH3 are needed to prepare 2.00 L of a 2.00 M solution.

The term "w/v" stands for weight/volume. It represents the mass of solute (NaCl) per volume of solution (25.0 mL), expressed as a percentage. To calculate the amount of NaCl present, we can use the formula:

%w/v = (mass of solute / volume of solution) x 100

Given:

%w/v = 12.0%

Volume of solution = 25.0 mL

Rearranging the formula, we get:

mass of solute = (%w/v x volume of solution) / 100

mass of solute = (12.0% x 25.0 mL) / 100

mass of solute = 3.00 grams

Therefore, 25.0 mL of a 12.0% (w/v) NaCl solution contains 3.00 grams of NaCl.

Immiscibility refers to the inability of two liquids to form a homogeneous mixture when combined. Water and octane are immiscible because they have contrasting polarities. Water is highly polar and forms hydrogen bonds, while octane is non-polar and lacks hydrogen bonding. The significant difference in polarity and intermolecular forces prevents the two liquids from mixing and forming a single phase.

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Answer:

Solution

Explanation:

A solution is generally defined as an homogeneous mixture.

What this means is that it has only a single phase.

A solution is generally formed as a result of a solute coming in contact with a solvent.

The solvent is the liquid while the solute is the solid. It is the solute that is dissolved in a solvent.

When a solution is thus formed from the interaction between the two , an homogeneous phase is formed.

Kindly note that all other options in the question are of 2 phases and thus are heterogeneous

Answer:

b. solution

Explanation:

on edg

The rate law for the equation that \(SO_2Cl_2 \rightarrow SO_2+Cl_2\) is given as r = k [\(SO_2Cl_2\)]. The reaction is a first-order reaction. For the equation, \(NO_2 + CO \rightarrow NO + CO_2\) the rate law is given as r = k [CO] [\(NO_2\)]. This reaction is a second-order reaction. In the given equation \(2NO_2 \rightarrow NO_3+NO\), the reaction is a second-order reaction with rate law as r = k\([NO_2]^2\).

The rate Law of a reaction depicts the relation between the rate of reaction and different concentrations and pressures of the substrate. The rate law is calculated on the basis of the elementary or the slowest step of the reaction. The rate law is dependent on the concentration of substrate. It is calculated as:

For equation aA + bB → cC + dD

Rate Law = k \([A]^a[B]^b\)

where k is the proportionality constant

[A], [B] are the respective concentration

a,b are respective stoichiometric coefficient

Thus, for the equation, \(SO_2Cl_2 \rightarrow SO_2+Cl_2\)

Substate = \(SO_2Cl_2\)

Stochiometric coefficient = 1

Rate law = k [\(SO_2Cl_2\)]

Thus, for the equation, \(NO_2 + CO \rightarrow NO + CO_2\)

Substate = CO, \(NO_2\)

Stochiometric coefficient = 1,1

Rate law = k [CO] [\(NO_2\)]

Thus, for the equation, \(2NO_2 \rightarrow NO_3+NO\)

Substate = \(NO_2\)

Stochiometric coefficient = 2

Rate law = k\([NO_2]^2\)

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Answer:

Ice

Explanation:

its sooooooooooo easy

When liquid water is cooled, it contracts like one would expect until a temperature of approximately 4 degrees Celsius is reached. After that, it expands slightly until it reaches the freezing point, and then when it freezes it expands by approximately 9%.

The first two chemical equations are reversible while the other two are irreversible.

Chemical equation is a symbolic representation of a chemical reaction which is written in the form of symbols and chemical formulas.The reactants are present on the left hand side while the products are present on the right hand side.

A plus sign is present between reactants and products if they are more than one in any case and an arrow is present pointing towards the product side which indicates the direction of the reaction .There are coefficients present next to the chemical symbols and formulas .

The first chemical equation was put forth by Jean Beguin in 1615.By making use of chemical equations the direction of reaction ,state of reactants and products can be stated. In the chemical equations even the temperature to be maintained and catalyst can be mentioned.

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Al is most reactive metal than Zn and Cu. Least reactive metal is Cu.

Cu +, Zn 2+, and Al 3+ have ionic radii of 77, 74 and 53.5 pm, respectively.

The electron configuration is the distribution of electrons of an atom or molecule in atomic or molecular orbitals. The electronic configurations of Cu +, Zn 2+, and Al 3+, on the other hand, are 3d 10 4s 1, 3d 10 4s 2, and 3d 10 4s 2 4p 1, respectively. Cu, Zn, and Al have electronegativities of 1.9, 1.65, and 1.61, respectively. The ionization energy of Al Cu and Zn are 5.98eV, 7.72eV and 9.39eV respectively. Ionization enthalpy, also known as ionization energy or Ei, is the minimal amount of energy needed to liberate the valence electron, the most loosely bonded electron, from an isolated neutral gaseous atom or molecule. Therefore, the least amount of Ionization energy required to move the valence electron is for Al.

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Answer: 45

Explanation: it would be 45 bc if the value is 5 and over the number goes up and if it is lower than 5 it would stay the same.

Answer:

45 is the answer

Explanation:

Answer:

They need to put a question that has an error in it

Answer:

The capillary tube was too close to the bottom of the beaker.

The ruler may have moved.

Water got into the capillary tube.

The temperature was not allowed to equilibrate in the 2-4 minutes

The solution to the preceding equation is: 6C6H6 + 6O2 + 6CO2 + 6H2O = 7C6H12O6 + 3O2 + -18H2O

Negative coefficients indicate that the matching chemicals should be placed on the reaction's opposing side.

Water, Dioxygen, and Glucose are equal to Benzene, Dioxygen, Carbon Dioxide, and Water.

Response Type

Combustion

Redox (Oxidation-Reduction) (Oxidation-Reduction) It's possible that the reaction C6H12O6 + O2 + H2O = C6H6 + O2 + CO2 + H2O is a redox one.

C6H12O6 Glucose, O2 Dioxygen

H2O, or water

C6H6 Benzene

CO2, or carbon dioxide

A simple sugar called glucose is a key source of energy for living things and is found in many different types of carbohydrates.

Combustion: A fuel and an oxidant, often atmospheric oxygen, engage in a high-temperature exothermic (heat-releasing) redox (oxygen-adding) chemical process that results in the production of oxidized, frequently gaseous products in a mixture known as smoke.

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Bond type based on differences in electronegativity are 0.0 – 0.5 is non-polar covalent bond, 0.5 < χ < 2 is polar covalent bond and, ≥ 2 is ionic bond.

Electronegativity, symbolized as χ, refers to the tendency for an atom of a given chemical element to attract shared electrons when forming a chemical bond. It is influenced by an atom’s atomic number and the distance at which its valence electrons reside from the charged nucleus. It indicated how the shared electrons are distributed between the two atoms in a bond. The more strongly an atom attracts the electrons in its bonds, the larger its electronegativity. The difference in electronegativity between two atoms determines how polar a bond will be. If the electronegativity difference is greater than 1.7, the bond will have an ionic character, if the electronegativity difference is between 0.4 and 1.7, the bond will have a polar covalent character, and if the electronegativity difference is less than 0.4, the bond will have a nonpolar covalent character.

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It holds true. Orbitals are still a molecular orbitals cloud of charge density, which means that the protons are dispersed across a wide area as opposed to someone being centralized in a single place.

Each subshell's electrons are organized into orbitals, which are areas of the atom's interior where a certain electron is still most likely to be. There are two electrons in each orbital, and their spins vary. An electron in a certain subshell can be located in an atom's orbital, an area of space.

Any atom typically contains a large number of orbitals for each n value and these orbitals are collectively referred to as electron shells.

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Natural resources are those that are accessible without human intervention. Like the sun, the atmosphere, the air, the water, the land, the mines, the vegetation, and animal life.

Renewable resources :

Non Renewable resources :

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