1
MHT CET 2021 24th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

For isochoric process, the first law of thermodynamics can be expressed as

A
$$\Delta \mathrm{U}=\mathrm{Q}_{\mathrm{V}}$$
B
$$\mathrm{-\Delta U=Q-P \Delta V}$$
C
$$\mathrm{-\Delta U=-W}$$
D
$$\mathrm{W}=-\mathrm{Q}$$
2
MHT CET 2021 24th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following alcohols has lowest boiling point?

A
sec-Butyl alcohol
B
tert-Butyl alcohol
C
iso-Butyl alcohol
D
n-Butyl alcohol
3
MHT CET 2021 24th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the $$\mathrm{pH}$$ of $$0.005 \mathrm{~M} \mathrm{~H}_2 \mathrm{SO}_4$$ solution?

A
5.0
B
2.3
C
3.3
D
2.0
4
MHT CET 2021 24th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

The solubility product expression for $$\mathrm{Ca}_3\left(\mathrm{PO}_4\right)_2$$ is represented as

A
$$\mathrm{K}_{\mathrm{sp}}=\left[\mathrm{Ca}^{2+}\right]^2\left[\mathrm{PO}_4{ }^3\right]^2$$
B
$$\mathrm{K}_{\mathrm{sp}}=\left[\mathrm{Ca}^{2+}\right]^3\left[\mathrm{PO}_4{ }^3\right]^2$$
C
$$\mathrm{K}_{\mathrm{sp}}=\left[\mathrm{Ca}^{2+}\right]\left[\mathrm{PO}_4{ }^2\right]^3$$
D
$$\mathrm{K}_{\mathrm{sp}}=\left[\mathrm{Ca}^{2+}\right]\left[\mathrm{PO}_4{ }^2\right]$$
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