Answer to Question #327490 in General Chemistry for Dumbo

Question

1.If heat is observed as products were formed means that the reaction is ___.

a.endothermic

b. endergonic

c. exothermic

d. both b and c are correct

2.If a substance that would increase the reaction’s rate would have been added instead, what will happen to the equilibrium?

a.shift to the left

b. shift to the right

c. none of the given options

d. no shift

3.Will the equilibrium re-established after one of your groupmates added an increment in the temperature?

a. yes 

b. no   

c. more information required

d. none of the given options

4.What equation relates the expression of the equilibrium constant in terms of pressure and concentration?

a.ideal gas equation

b. van’t Hoff equation

c. Arrhenius equation

d. Molarity

5.If the coefficients for a reaction are all multiplied by 2, the equilibrium constant will be

a.equal to Kc x 2

b. equal to Kc over 2

c. unchanged

d. equal to Kc2

Answer 1

1. с
2. d
3. a
4. b
5. K_c is raised to the power of the multiple that you changed the coefficients by

K_c^2