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6 xx 10^(-3) "mole" K(2)Cr(2)O(7) reacts...

`6 xx 10^(-3) "mole" K_(2)Cr_(2)O_(7)` reacts competely with `9 xx 10^(-3) "to give " XO_(3)^(-) and Cr^(3+)`. The value of n is:

A

1

B

3

C

2

D

4

Text Solution

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The correct Answer is:
A
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