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Chemistry 20 Online
OpenStudy (anonymous):

calculate the no. of molecules in a drop of water weighing 0.5gm (1.204 * 10 ^{21})

OpenStudy (chmvijay):

can u tell molar mass of H2O

OpenStudy (anonymous):

molecules find karna ha!!

OpenStudy (chmvijay):

haaa malum hai lekin aap muje molar mass of water batayenge kyaaa

OpenStudy (chmvijay):

18 gram of H2O contains 6.023 *10^23 H2O molecules 0.5 gram of H2O contains = 6.023*0.5 /18 =

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