When zinc reacts with hydrogen sulfate, how many grams of hydrogen are produced from 25.8 g of zinc? Balance the equation below and provide numbers in every blank. ___ Zn + ___ H2SO4 --> ___ H2 + ___ ZnSO4

Which is an example of the practical pursuit of alchemy? a. forming perfect substances. b. transforming base metals. c. developing metalworking techniques. d. linking spiritual characteristics with material substances.

The identities of substances are the same before and after which type of change

Which sample at stp has the same number of atoms as 18 liters of ne at stp