Hydrogen gas is produced when zinc reacts with hy drochloric acid. If the actual yield of this reaction is 85%?

how many grams of zinc are needed to produce 112 1 of H2 at STP?

The solubility of barium nitrate is 9.02 g/100 g h2o at 20°c. a 15.2 g sample of barium nitrate is added to 200.0 g of water at 20°c. is the solution saturated, unsaturated, or supersaturated? a. unsaturated b. saturated c. supersaturated

If 10.5 l of a at 0.98to 1.50 , is ?

Ground state electron configuration for element v