1
MHT CET 2025 26th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Find out the total number of electrons present in 3.2 g methane?

A
$6.022 \times 10^{23}$
B
$1.204 \times 10^{24}$
C
$3.201 \times 10^{23}$
D
$4.821 \times 10^{22}$
2
MHT CET 2025 26th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Calculate $\%$ by mass of a $\mathrm{H}_2 \mathrm{O}_2$ solution that is 67.2 by volume.

A
$13.60 \%$ by mass
B
$20.40 \%$ by mass
C
$22.44 \%$ by mass
D
$17.60 \%$ by mass
3
MHT CET 2025 25th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Find the volume of 56 g dinitrogen at STP

A
11.2 Lit.
B
22.4 Lit.
C
44.8 Lit.
D
67.2 Lit.
4
MHT CET 2025 25th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Calculate percentage atom economy when 46 g ethanol is obtained from 64.5 g chloroethane and $56 \mathrm{~g} \mathrm{KOH}_{(\mathrm{aq})}$.

A
$25.25 \%$
B
$38.17 \%$
C
$50.25 \%$
D
$64.17 \%$

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