1
MHT CET 2021 20th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is value of percent atom economy if formula weight of product is 46 u and sum of formula weight of all reactants is 92 u?

A
35%
B
50%
C
40%
D
45%
2
MHT CET 2020 16th October Evening Shift
MCQ (Single Correct Answer)
+1
-0

$$60 \mathrm{~g} \mathrm{~CH}_3 \mathrm{COOH}$$ dissolved in $$1 \mathrm{~dm}^3$$ solvent, what is molality of solution?

(density = $$1.25 \mathrm{~g} / \mathrm{cm}^3$$)

A
0.8 m
B
0.4 m
C
0.2 m
D
0.6 m
3
MHT CET 2020 16th October Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the molarity of solution containing $$3.2 \mathrm{~g}$$ of $$\mathrm{NaOH}$$ (molar mass $$40 \mathrm{~g} \mathrm{~mol}^{-1}$$) in $$250 \mathrm{~cm}^3$$ of water?

A
$$0.032 \mathrm{~mol} \mathrm{~dm}^{-3}$$
B
$$0.02 \mathrm{~mol} \mathrm{~dm}^{-3}$$
C
$$0.32 \mathrm{~mol} \mathrm{~dm}^{-3}$$
D
$$0.512 \mathrm{~mol} \mathrm{~dm}^{-3}$$
4
MHT CET 2019 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the percentage of carbon in urea? (Atomic mass $C=12, H=1, N=14, O=16$)

A
$20 \%$
B
$26.6 \%$
C
$6.67 \%$
D
$46.0 \%$
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