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.2 points 1 Previous Answers CJ10 18.P.007 Water has a mass per mole of 18.0 g/mol, and each water molecule (H20) has 10 electrons (a) How many electrons are there in 5 liters of water? (A liter is 1.00 x 10-3 m3 1.6731 102 X Your answer cannot be understood or graded. More Information electrons (b) What is the net charge of all these electrons? 26769600X C. Additional Matprials Section 18.4
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molar weight of water-18.0g/mol mass of 5 liters of water 5.0kg number of moles in 5 litersN 5.0 kg277.8 moles 18e-03 Kg mol 1 mol 6.023 e23 molecules molecules moles number of molecules in 5liters 277.8 moles x 6.022e +23 1.673e+026. number of electrons N .673e+026 x10 -1.673e+027 electrons b) net ch arg e of Ne electrons Q-qN2.680e+08

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