A(g)→2B(g)+C(g) t = 0, A= 2 mole - - The total number of moles of A, B and C at the end of 50% reaction are:
A
2
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B
3
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C
1
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D
4
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Solution
The correct option is D 4 Initially 1 mole of A is present. The number of moles of B and C present initially is 0. At the end of 50% reaction, 1 mole of A reacts to give 2 moles of B and 1 mole of C. 1 mole of A is left. Total number of moles =1+2+1=4