1
MHT CET 2026 17th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
How many moles of potassium chlorate are heated to produce $11 \cdot 2$ L oxygen at STP ?
A
$\dfrac{1}{2}$ mole
B
$\dfrac{1}{3}$ mole
C
$\dfrac{1}{4}$ mole
D
$\dfrac{2}{3}$ mole
2
MHT CET 2026 17th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
Calculate the number of molecules present in 2.24 $\text{dm}^3$ of carbon dioxide at STP ?
A
$2.011 \times 10^{22}$
B
$3.011 \times 10^{22}$
C
$6.022 \times 10^{22}$
D
$0.1 \times 10^{23}$
3
MHT CET 2025 5th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the number of hydrogen atoms present in 5.4 g of urea?

A

$9.011 \times 10^{23}$

B

$6.022 \times 10^{23}$

C

$2.168 \times 10^{23}$

D

$3.011 \times 10^{23}$

4
MHT CET 2025 26th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Calculate number of molecules present in 5.4 g of urea (Molar mass of urea $=60 \mathrm{~g} \mathrm{~mol}^{-1}$ )

A

$6.022 \times 10^{22}$

B

$5.419 \times 10^{22}$

C

$4.312 \times 10^{22}$

D

$9.933 \times 10^{22}$

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