Sarthaks Test
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The total charge in coulombs on 19 g of  PO3-4 ions is: [At. Wt. of P = 31; O = 16]

a. 6.02 x 1023 

b. 1.8 x 10

c. 5.79 x 10

d. 57.9 

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Correct option  (C) 5.79 x 104

Explanation:

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