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Peter14
 one year ago
Best ResponseYou've already chosen the best response.17 water molecules in 1 molecule of epsomite, so 7 moles of water for 1 mole of epsomite.

Nikhil619
 one year ago
Best ResponseYou've already chosen the best response.0sry 280 g epsomite..

Peter14
 one year ago
Best ResponseYou've already chosen the best response.1find how many moles it is

Nikhil619
 one year ago
Best ResponseYou've already chosen the best response.0ok...so number of moles of epsomite times 7?

Nikhil619
 one year ago
Best ResponseYou've already chosen the best response.0i got molecular mass as 246 is that right?

Peter14
 one year ago
Best ResponseYou've already chosen the best response.17*18 for the water 1*molar mass of mg 1*molar mass of s 4*molar mass of o look right?

Nikhil619
 one year ago
Best ResponseYou've already chosen the best response.0yea...so 280/246 the whole thing times 7?

Nikhil619
 one year ago
Best ResponseYou've already chosen the best response.0ok..so that's the number of molecules or should i multiply by Avogadro's nummber? or multiplying by Avogadro's no. will give me number of atoms?

Peter14
 one year ago
Best ResponseYou've already chosen the best response.1then you multiply by avogadro's number to get the number of molecules from the number of moles
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