Q.

Hydrogen and Oxygen combine to form water. Which of the following is true?

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a

The ratio of hydrogen and oxygen in combination is 1:1 respectively

b

2 Hydrogen atoms combine with 1 Oxygen atom to give a mole of water

c

2 Hydrogen atoms combine with 1 Oxygen atom to give 2 molecules of water

d

Mass of water is equal to that of the volumes of hydrogen and oxygen 

answer is C.

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Detailed Solution

The ratio of hydrogen and oxygen in combination is 2:1 respectively.

2 Hydrogen atoms combine with 1 Oxygen atom to give 2 molecules of water.

The mass of water is equal to the combined volumes of hydrogen and oxygen.

  
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