1.

Analysis shows that an oxide ore of nickel has formula `Ni_(0.98) O_(1.00)`.The percentage of nickel as `Ni^(3+)` ions is nearlyA. 96B. 4C. 7D. 93

Answer» Correct Answer - 2
`3x+1.96-2x=2`
`x+1.96=2, x=0.04, %=4`


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