JEE Previous Year Question
The mass of produced when 131.8 kg of cyclohexane carbaldehyde undergoes
Tollen's test is_____kg. (Nearest Integer)
Molar mass of C = 12 g/ mol
N = 14 g/ mol
O = 16 g/ mol
Topic: JEE PYQ
Answer: 60. Full step-by-step solution below.
Correct answer: 60
Solution
(60)RCHO + 2 [Ag ] OH + 2Ag + 3 + O
The RCHO is cyclohexane carbaldehyde ( CHO). The molar mass is l12g.
The number of moles of cyclohexane carbaldehyde= = 1.176 x mol
1 mole of aldehyde produces 3 moles of
1.176 x mol aldehyde will produce
= 3 x 1.176 x moles of
Mass of produced = 3 x 1.176 x x 17
= 59.97 x g
60kg
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