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A mixture of 1 mole each of LiNO ₃ and NaNO ₃ is heated. The total number of moles of gaseous products formed are x and the residue contains y moles of two different solids. The value of 20(x+y) is

Correct answer

65

Step-by-step solution

Answer (65) aligned & 1 4 LiNO ₃ (0.5) 2 Li ₂ O + (1) 4 NO ₂ + (0.25) O ₂ & 1 NaNO ₃ 1 NaNO ₂ + 1 2 O ₂ aligned Moles of gases =1+0.75=x Moles of solid =1.5=y x+y=3.25

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