12 + NaF --> Nal + F2 What is the coefficient of Nal when this equation is
balanced? *

What pressure will be exerted by 0.675 moles of a gas at 25*c if it is in a 0.750-l container?

What is the maximum amount of al2(so4)3 which could be formed from 15.84 g of al and 12.89 g of cuso4?

Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together