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posted by CHAZ Tuesday, December 7, 2010 at 1:13am.
what mass of H 2 O is needed to completely react with 5.10g SiCl4
SiCl4 + 2 H2O → SiO2 + 4 HCl The ratio r of mass of H2O to SiCl4 is therefore r = 2*(molar mass of water)/(molar mass of SiCl4)
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