First slide

Alkanes

Question

What volume of CH₄ is formed at STP when 32.8 gm of sodium acetate is fused with sodalime?

Moderate

A

2.24L
B

4.48L
C

8.96L
D

11.2L

Solution

${CH}_{3} COONa + NaOH \overset{CaO}{\to} {CH}_{4} + {Na}_{2} {CO}_{3}$
82 gr --------------------------------- 22.4 lit
32.8 gr --------------------------------- ?
$= \frac{32 .8 \times 22 .4}{82}$
$= 8 .96 lit$

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