Asked by Lindt

Question 9
Marks: 2
In the reaction:

Zn + 2 HCl ZnCl2 + H2

An excess of Zn is reacted with 300.0 g of HCl. How many grams of H2 will be produced?

Answers

Answered by DrBob222
You need to learn where the arrow keys are (and use them).
mols HCl = grams/molar mass
Convert mols HCl to mols H2 using the coefficients in the balanced equation. .
Convert mols H2 to g. g = mols x molar mass.
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