10 moles of A were present in a system initially, and 10 moles are added to it, it follows the reaction 4A -> B, what are the number of moles of B produced?(a) 5(b) 10(c) 15(d) 20The question was posed to me in an international level competition.The doubt is from Material Balance Concept topic in portion Introduction to Material Balances of Basic Chemical Engineering

10 moles of A were present in a system initially, and 10 moles are add

1.	10 moles of A were present in a system initially, and 10 moles are added to it, it follows the reaction 4A -> B, what are the number of moles of B produced?(a) 5(b) 10(c) 15(d) 20The question was posed to me in an international level competition.The doubt is from Material Balance Concept topic in portion Introduction to Material Balances of Basic Chemical Engineering
Answer» Right OPTION is (a) 5 For EXPLANATION: Moles of B = (10 + 10)/4 = 5.

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