stoichiometry practice 2

for each of the problems below:

a. write the balanced chemical equation.

b. identify the given (with units) and what you want to find (with units).

c. show set up with units. check work, give final answer with units and label.

1. using the hoffman apparatus for electrolysis, a chemist decomposes 36 g of water

into its gaseous elements. how many grams of hydrogen gas should she get

(theoretical yield)?

bal. equation:

ven: 3log of water

ant;

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