Question

In: Chemistry

5. A sample of orange juice is found to have a pH of 3.45. What is...

5. A sample of orange juice is found to have a pH of 3.45. What is the hydroxide concentration in the orange juice?

a. 1.03x10-5

b. 10.55x10-11

c. 3.16x10-4

d. 2.818x10-11

6. The Kc for the following reaction is 3.2. What is the Kp at 230 K?

PCl5 (g) ↔ PCl3 (g) + Cl2 (g)

a. 60.4

b. 1139

c. 30.2

d. 22.8

7. A + B + C à D + E Kc = 1.39

D + E à F + G Kc = 2.35

What is the Kc for this reaction: 2F + 2G à 2A + 2B + 2C

a. 0.094

b. 0.306

c. 0.612

d. 0.450

8. If the overall pressure on a container with the following reaction occurring inside is increased, what will occur?

2CH4 (g) ↔ C2H2 (g) + 3H2 (g)

a. shift to the left

b. shift to the right

c. no shift to either side

Expert Solution

queen_honey_blossom answered 1 year ago

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