Question

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1. How much oxygen will add with 36 g carbon to give 132 gram of carbon dioxide assuming complete combustion?
2. 4 gram of hydrogen reacts with some of the oxygen to make 36 g of water. Figure out how much oxygen must used by law of conservation of mass.
3. In a chemical reaction 150 gram of baking soda mixture contains sodium carbonate and vinegar.On heating gives gives 87 gram of carbon dioxide. What mass of solid residue will left in the food?
4. 0.0976g Mg heating in air 0.618g MgO formed. How much oxygen is necessary to form 0.618 magnesium oxide?​

Answer 1

Answer:

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Answer 2

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