1
MHT CET 2021 23rd September Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the constant external pressure of an ideal gas when expanded from $$2 \times 10^{-2} \mathrm{~m}^3$$ to $$3 \times 10^{-2} \mathrm{~m}^3$$, if the work done by the gas is $$-5.09 \mathrm{~kJ}$$ ?

A
$$5.09 \times 10^5 \mathrm{Nm}^{-2}$$
B
$$1.01 \times 10^5 \mathrm{Nm}^{-2}$$
C
$$2.02 \times 10^5 \mathrm{Nm}^{-2}$$
D
$$5.60 \times 10^5 \mathrm{Nm}^{-2}$$
2
MHT CET 2021 23rd September Evening Shift
MCQ (Single Correct Answer)
+1
-0

The conductivity of $$0.012 \mathrm{~M} \mathrm{~NaBr}$$ solution is $$2.67 \times 10^{-4} \mathrm{~S} \mathrm{~cm}^{-1}$$. What is it's molar conductivity?

A
$$26.7 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$$
B
$$32.04 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$$
C
$$12.2 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$$
D
$$22.2 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$$
3
MHT CET 2021 23rd September Evening Shift
MCQ (Single Correct Answer)
+1
-0

How many molecules of ammonia gas are present in 67.2 dm$$^3$$, measured at S.T.P.?

A
$$2.0\times10^{24}$$
B
$$1.0\times10^{23}$$
C
$$1.8\times10^{22}$$
D
$$5.0\times10^{24}$$
4
MHT CET 2021 23rd September Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the formal charge on 'C' atom in MHT CET 2021 23rd September Evening Shift Chemistry - Chemical Bonding and Molecular Structure Question 61 English ?

A
$$-$$1
B
$$-$$2
C
+1
D
Zero
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