CBSE Class 11-science Answered
10 g of
Asked by Ujjwal Kumar | 06 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 | 06 Oct, 2010, 12:58: PM
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