General Chemistry II Final Exam (ACS) UVU Practice Questions and Answers | 100% Pass

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General Chemistry II Final Exam
(ACS) UVU Practice Questions and
Answers | 100% Pass
If the pressure of a gas is increased at constant temperature, the volume ___. -

✔️✔️Correct-Decreases


If the pressure of a gas is decreased at constant temperature, the volume ___. -

✔️✔️Correct-Increases

If the volume of a gas is decreased at constant pressure, the temperature ___. -

✔️✔️Correct-Decreases

P ? T ? V ? - ✔️✔️Correct-Pressure does the opposite of volume.

Which of the following is not characteristic of the particles of an ideal gas? - ✔️✔️Correct-

They occupy space

In an ideal gas, most of the molecules have identical speeds. - ✔️✔️Correct-False

In an ideal gas, most of the molecules have different speeds. - ✔️✔️Correct-True

In the van der Waals equation for real gases, which terms are corrected? - ✔️✔️Correct-

P&V

If four gases (N2,O2,He, & Ar) are present in a flask with partial pressures of .25 atm,

.75 atm, .25 atm, & 1.00 atm, the total pressure is? - ✔️✔️Correct-.25 + .75 + .25 + 1.00 =

2.25 atm
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,TITLE: EMILLYCHARLOTTE 2024/2025 ACADEMIC PERIOD
OWNER: EMILLYCHARLOTTE
COPYRIGHT STATEMENT: ©2024 EMILLYCHARLOTTE. ALL RIGHTS RESERVED
FIRST PUBLISHED: SEPTEMBER 2024
For the reaction N2O5(g) > 2NO2(g) + 1/2O2(g) the rate is given by: - ✔️✔️Correct-+2

Δ[O2]/ Δt , -Δ[N2O5]/Δt , +1/2Δ[NO2]/Δt

reactants are (-)

products are (+)

For the reaction 2A + B + 3C > D + 2E the rate of formation of D is equal to

k[A]^1[B]^2[C]^0. Doubling the concentration of A causes the rate to ___. - ✔️✔️Correct-

Double

For the reaction 2A + B + 3C > D + 2E the rate of formation of D is equal to

k[A]^1[B]^2[C]^0. Doubling the concentration of B causes the rate to ___. - ✔️✔️Correct-

Quadruple

For the reaction 2A + B + 3C > D + 2E the rate of formation of D is equal to

k[A]^1[B]^2[C]^0. Doubling the concentration of C causes the rate to ___. - ✔️✔️Correct-

Stay the same

It was determined that the rate law for some reaction is given by: rate= k[A]^2[B]^1. The

order in [B] is - ✔️✔️Correct-First

It was determined that the rate law for some reaction is given by: rate= k[A]^2[B]^2. The

order in [B] is - ✔️✔️Correct-Second

It was determined that the rate law for some reaction is given by: rate= k[A]^2[B]^2. The

overall order will be ___. - ✔️✔️Correct-Fourth




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, TITLE: EMILLYCHARLOTTE 2024/2025 ACADEMIC PERIOD
OWNER: EMILLYCHARLOTTE
COPYRIGHT STATEMENT: ©2024 EMILLYCHARLOTTE. ALL RIGHTS RESERVED
FIRST PUBLISHED: SEPTEMBER 2024
It was determined that the rate law for some reaction is given by: rate= k[A]^2[B]^1. The

overall order will be ___. - ✔️✔️Correct-Third

For balanced overall chemical reaction, it is possible to determine the rate law from the

stoichiometric coefficients. - ✔️✔️Correct-False, it is impossible

For a single elementary reaction, it is impossible to determine the rate law from the

stoichiometric coefficients. - ✔️✔️Correct-False, it is possible

If Q > K, the reaction ___. - ✔️✔️Correct-will proceed from right to left

If Q < K, the reaction ___. - ✔️✔️Correct-will proceed from left to right

If Q = K, the reaction ___. - ✔️✔️Correct-Has reached equilibrium

If Q ≠ K, the reaction ___. - ✔️✔️Correct-Not at equilibrium

Which of the following statements best describes the effect of a catalyst on equilibrium?

- ✔️✔️Correct-A catalyst increases the rate of the forward & reverse reactions equally &

does not shift the position of equilibrium.

HNO3 is best described as ___. - ✔️✔️Correct-Nitratic Acid- All of the above

Ca(OH02 is best described as ___. - ✔️✔️Correct-Calcium Hydroxide- All of the above

H2O is best described as ___. - ✔️✔️Correct-H2O is an acid & base- All of the above

Sr(OH)2 is best described as ___. - ✔️✔️Correct-Stronitium Hydroxide- All of the above

H2SO4 is best described as ___. - ✔️✔️Correct-Sulfuric Acid- All of the above

CH4 is best described as ___. - ✔️✔️Correct-None of the above


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