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10 g of mixture of BaO and CaO requires 100 cm3 of 2.5M hcl to react complete. the percent of calcium oxide in the mixture is approximately

10 g of mixture of BaO and CaO requires 100 cm3 of 2.5M hcl to react complete. the percent of calcium oxide in the mixture is approximately

Grade:12th pass

1 Answers

varun
304 Points
6 years ago
HELLO 
Consider the mass % of CaO is 55,1%,
Then mass os CaO = 5.51
and mass of BaO = 4.49
So,
Number of gram equivalent of CaO = 5.51/28
Number of gram equivalent of BaO = 4.49/76.5
So
The sum of gram equivalents should be equal to 100 X 2.5
                                                                                   -------------
                                                                                       1000
                                                                                =  0.25
thank you
          
 
 

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