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Q.

When a metal is burnt in oxygen its mass is increased by 24%. The equivalent mass of the metal will be

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a

33.33

b

25

c

76

d

24

answer is C.

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Detailed Solution

Explanation:

Equivalent mass = (Mass of metal / Mass of oxygen combined) × 8

Since the mass increases by 24%, it means 100 g of metal gains 24 g of oxygen.

Equivalent mass = (100 / 24) × 8 = 800 / 24 = 33.33

Final Answer: 33.33

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