CBSE Class 11-science Answered

Solve this pls

Asked by tanmoydeb170 | 12 May, 2020, 08:23: AM

Expert Answer

5 A subscript 2 space space space space space plus space space space space space space 2 B subscript 4 space space space space space space rightwards arrow space space space space space space space space space space 2 A B subscript 2 space space space space space space space space space plus space space space space space space space 4 A subscript 2 B 20 space g divided by m o l space space space space 480 g divided by m o l space space space space space space 250 space g divided by m o l space space space space space space space space space space space 140 g divided by m o l 10 space m o l space space space space space space space space space space space 4 space m o l space space space space space space space space space space space space space 4 space m o l space space space space space space space space space space space space space space space space space space space space 8 space m o l cross times

According to stoichiometry,

If 4 moles of AB₂ is produced then 8 mol of A₂B is needed.

So we need more A₂B to assure a minimum of 1 kg for AB₂ .

So you need 200+1920=2120 g of mix of A₂ and B₄ .

Answered by Ravi | 12 May, 2020, 10:17: AM

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