Problem: How many grams of oxygen are formed when 5.30 moles of KOH are formed?4 KO(s) + 2 H2O(l) → 4 KOH(s) + O2(g) A) 21.2 g O2B) 84.8 g O2C) 170 g O2D) 5.30 g O2E) 42.4 g O2
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FREE Expert Solution
Use stoichiometry to determine the mass of O2 produced when 5.30 moles of KOH is produced as well
Find the molar mass of O2 for the dimensional analysis
Problem Details
How many grams of oxygen are formed when 5.30 moles of KOH are formed?
4 KO(s) + 2 H2O(l) → 4 KOH(s) + O2(g)
A) 21.2 g O2
B) 84.8 g O2
C) 170 g O2
D) 5.30 g O2
E) 42.4 g O2