Question

Question No. 5
The percentage of calcium in a compound is 5% by weight. The molecular weight of compound may be
Options
O 400
O 800
O 1600
O Both (2) and (3)
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Answer 1

Answer:

the molecular weight of compound =800

Explanation:

Molecular weight of calcium =40

the percentage of calcium in compound 5%

100%......... 40

5%........?

=40×100/5=800