1
MHT CET 2019 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

The combining ratios of hydrogen and oxygen in water and hydrogen peroxide are $1: 8$ and $1: 16$. Which law is illustrated in this example?

A
Law of definite proportions
B
Law of conservation of mass
C
Gay Lussac's law of combining volumes of gases
D
Law of multiple proportions
2
MHT CET 2019 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the percentage of carbon in urea? (Atomic mass $C=12, H=1, N=14, O=16$)

A
$20 \%$
B
$26.6 \%$
C
$6.67 \%$
D
$46.0 \%$
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