Hydrogen and oxygen combine in the ratio of 1:8 by mass to form water

Hydrogen and oxygen combine in the ratio of 1:8 by mass to form water. What mass of oxygen gas would be required to react completely with 3 g of hydrogen gas?

Asked by Vishal kumar | 2 years ago |  270
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Class 9 Science Atoms and Molecules         Add Answer

1 Answer

Solution :-

We know hydrogen and water mix in the ratio 1: 8.

For every 1g of hydrogen, it is 8g of oxygen.

Therefore, for 3g of hydrogen, the quantity of oxygen = 3 x 8 = 24g

Hence, 24g of oxygen would be required for the complete reaction with 3g of hydrogen gas

Answered by Shivani Kumari | 2 years ago
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