10 g of

Asked by Ujjwal Kumar | 6th Oct, 2010, 10:44: AM

Expert Answer:

CaCO3 + 2 HCl ==> CaCl2 + H2O + CO2
 
Number of moles of CaCO3 =wt. of CaCO3 /Mol.Wt of CaCO3 

=10/100
 
=.1 moles of CaCO3.

and according to the reaction, 1 mole of CaCO3 can give 2 moles of HCl
 
Hence, moles of HCl=2* .1 = .2 moles. 

Answered by  | 6th Oct, 2010, 12:58: PM

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