Select the correct answer. Which equation, when solved, gives 8 for the value of x?
A.

B.

C.

D.

Ibeg you to me 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?

Lucy spent $165 in december using a new credit card. in january, she began paying between $15 and $25 each month towards her account balance.

Jack brought 12 pet monkeys. if each monkey cost $45.99, how much money did he spend in all?