Some Basic Concepts of Chemistry · Chemistry · MHT CET (Biology)
MCQ (Single Correct Answer)
1
Which from following quantity of different gases contains maximum number of molecules?
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2
Which from following is an example of intensive property?
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3
24 g carbon react with oxygen to produce 88 g carbon dioxide. Find the amount of oxygen used.
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4
What is the percentage by mass of oxygen in water, if percentage by mass of hydrogen is $11.1 \%$ ?
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5
What is the ratio of mass of nitrogen that combines with 16 parts by weight of oxygen in $\mathrm{N}_2 \mathrm{O}, \mathrm{NO}, \mathrm{NO}_2$ ?
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