what is correct for 10g CALCIUM CARBONATE (A)CONTAINS 1g atoms of carbon (B)CONTAINS 0.3g atoms of oxygen (c)CONTAINS 12g of Ca (D)It refers to 0.1g-eq of calcium carbonate

Asked by  | 20th Mar, 2013, 01:57: PM

Expert Answer:

No. of gram equivalents = given mass of substance in grams/ molecular mass of substance
                                  = 10/100
                                  = 0.1 g-eq
 
So, option (D) is correct; 10 g CaCO3 contains 0.1 g eq of calcium carbonate.

Answered by  | 1st Apr, 2013, 10:23: AM

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