how many electrons are there in 250 grams of water
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Assume that one cup holds 250 ml of water. 250 ml = 250 gram of water since its density is 1 in cgs. One molecule of water has 2 hydrogen atoms (2 protons) and one oxygen atom (8 protons). So 250 g water will have 10 x 8.36 x 1024 = 8.36 x 1025 protons
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the answer to the question is given in www.myscienceanswers.nic.in
The answer for this question is 2*10to the power of 780 electrons
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