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A metal oxide has the formula X(2)O(3). ...

A metal oxide has the formula `X_(2)O_(3)`. It can be reduced by hydrogen to give free metal and water. 0.1596g of metal oxide requires 6mg of hydrogen for complete reduction. The atomic mass of the metal (in amu) is:

A

27.9

B

159.6

C

7.98

D

55.8

Text Solution

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The correct Answer is:
C
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