2. 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?
IN EXPLANATION
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Answer:
24 g
Explanation:
Ratio of mass of hydrogen and oxygen is 1:8
1g of hydrogen combines with 8g of oxygen
Then, 3g of hydrogen combines with (3×8 ) oxygen=24g of oxygen
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