JEE Main Chemistry question

An organic compound CₓHᵧOᵤ contains 40% C, 6.7% H and 53.3% O by mass. What is the value of 'y'?

Answer: 2

Solution

Moles: C = 40/12 = 3.33, H = 6.7/1 = 6.7, O = 53.3/16 = 3.33. Dividing through

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Question ID VK-140446