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OpenStudy (anonymous):
And 0.07 to moles
OpenStudy (chmvijay):
what is molecular weight of water can you tell
OpenStudy (anonymous):
No im not sure how to do it
OpenStudy (chmvijay):
Molar mass or weight of H2O = 2* atomic mass of H+Atomic mass of O
OpenStudy (chmvijay):
hello say something
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OpenStudy (anonymous):
Is it 18.02?
OpenStudy (chmvijay):
yaaa ur right
molecular weight of any molecule = 1 mole of that molecule
that is 18.02 gram of H2O = 1 mole
then 1.03 gram of H2O =1*1.03 / 18.02
can u find now
OpenStudy (chmvijay):
did you get that ????
OpenStudy (anonymous):
I'm a little confused on how to find that part
OpenStudy (chmvijay):
which part
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OpenStudy (anonymous):
Well how do i set it up to find the answer in moles
OpenStudy (chmvijay):
1 mole of any substance is equal to its molecular weight right
OpenStudy (chmvijay):
just do cross multiplication u get it
18.02 gram of H2O = 1 mole
then 1.03 gram of H2O = X mole
find X
OpenStudy (anonymous):
I got 17.495
OpenStudy (chmvijay):
nooo its not correct
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