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Exam 2024 Chemistry question bank (Chemistry)

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Q1.

$A$ light string passing over a smooth light pulley connects two blocks of masses $m_1$ and $m_2$ (vertically). If the acceleration of the system is $\frac{g}{8}$,then the ratio of the masses is

figure

(A)
$8:1$
(B)
$9:7$
(C)
$4:3$
(D)
$5:3$
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Q2.

Identify the mixture that shows positive deviation from Raoult's law.

(A)
$CHCl_3 + (CH_3)_2CO$
(B)
$(CH_3)_2CO + C_6H_5NH_2$
(C)
$CHCl_3 + C_6H_6$
(D)
$(CH_3)_2CO + CS_2$
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