How many oxygen atom are there in 180 gram of water?
class 11 - chemistry
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Heya mate your answer is----------------------------------------------------
Water contains two elements, i.e., Hydrogen and Oxygen Molecular mass of water = mass of Hydrogen + mass of oxygen = (2 x 1) + (1 x 16) = 2 + 16 = 18 Since 18 g of water contains 2 g of hydrogen 16 g of oxygen. Therefore %H2O = 180 X 100 = 62.93% 286 3.
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