To_obtain_a_100_Kg_of_40_%_N2_solution,_how_much_nitrogen_must_be_adde – McqOptions

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1.	To_obtain_a_100_Kg_of_40_%_N2_solution,_how_much_nitrogen_must_be_added_to_a_20%_nitrogen_solution?$
A.	10 Kg
B.	25 Kg
C.	50 Kg
D.	75 Kg
Answer» C. 50 Kg

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