Which element is approximately 65 percent of sulfuric acid by weight?
A)hydrogen
B)sulfur
C)oxygen
D)any of these

Name: Which element is approximately 65 percent of sulfuric acid by weight? A)hydrogen B)sulfur C)oxygen D)any of these
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Question

Quizplus · Accepted Answer

Sulfuric acid (H2SO4) consists of hydrogen, sulfur, and oxygen. By weight, oxygen makes up the largest portion because the molecular weight of sulfuric acid is approximately 98 g/mol, with oxygen (4 atoms x 16 g/mol = 64 g/mol) accounting for about 65% of this total.

Which Element Is Approximately 65 Percent of Sulfuric Acid by Weight