Labels:text | screenshot | font | number | diagram | line | parallel OCR: How many moles of water molecules in 9.0 gms of pure water (H20) ? 0.50 moles H 1.007 8 The periodic table shows that one mole 0 of H2 0 has a mass of about 18.0gms. 15.999 Moles H20 = 9.0 gms /18.0gms/mol 12 18.0gms 0.50 moles
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