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OpenStudy (anonymous):
Caculate the enthalpy change for the melthing of a 30g ice cube
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OpenStudy (anonymous):
@zepdrix
OpenStudy (anonymous):
@Ashleyisakitty
OpenStudy (shreehari499):
Hey! @IloveHW ! I can help you with the answer, but you must do it yourself..OK?
OpenStudy (shreehari499):
@IloveHW ..you there? Dont worry..I'll help you crack it..Its very easy!
OpenStudy (anonymous):
hi
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OpenStudy (shreehari499):
OK lets start?
OpenStudy (shreehari499):
see...30g of ice means 30g of water..so we first need to find the no.of moles of water in 30g of water..
OpenStudy (shreehari499):
The formula for no.of moles is: Given mass/Molar mass, we know that the molar mass of water i.e, H2O is 18g and the given mass is 30g
OpenStudy (shreehari499):
|dw:1412402951234:dw|
OpenStudy (shreehari499):
so substituting the values |dw:1412402987056:dw|
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