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Chemistry HW [12/6/11] - Moles, Molecules & Grams
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Chemistry HW [12/6/11] - Moles, Molecules & Grams
Molecules/ Adgrovons (whatever is his name)'s # equals the amount of moles.
Moles x Formula Mass equals the grams.
So, for H2SO4
How many grams are there in 7.5 x 1023 of H2SO4?
H2SO4 has 98.078g/mol
7.5 x 1023/ (6.0221367 x 1023) equals 1.2 moles
1.2 moles x 98.078 grams; 117.6936 grams in 7.5 x 1023 molecules of H2SO[sb]4
Moles x Formula Mass equals the grams.
So, for H2SO4
How many grams are there in 7.5 x 1023 of H2SO4?
H2SO4 has 98.078g/mol
7.5 x 1023/ (6.0221367 x 1023) equals 1.2 moles
1.2 moles x 98.078 grams; 117.6936 grams in 7.5 x 1023 molecules of H2SO[sb]4
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Last edited by Link ATK on Tue Dec 06, 2011 9:49 pm; edited 1 time in total (Reason for editing : lolcats)
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