MHT CET 2021 21th September Evening Shift | MHT CET Year Wise Previous Years Questions

What is the rate of disappearance of B in following reaction? $$2 \mathrm{A}+\mathrm{B} \rightarrow 3 \mathrm{C}$$, if rate of appearance of $$\mathrm{C}$$ is $$1.3 \times 10^{-4} \mathrm{~mol} \mathrm{~L}^{-1} \mathrm{~s}^{-1}$$.

$$4.33 \times 10^{-5} \mathrm{~mol} \mathrm{~L}^{-1} \mathrm{~s}^{-1}$$

$$8.6 \times 10^{-5} \mathrm{~mol} \mathrm{~L}^{-1} \mathrm{~s}^{-1}$$

$$2.6 \times 10^{-4} \mathrm{~mol} \mathrm{~L}^{-1} \mathrm{~s}^{-1}$$

$$5.2 \times 10^{-5} \mathrm{~mol} \mathrm{~L}^{-1} \mathrm{~s}^{-1}$$

MHT CET 2021 21th September Evening Shift

MCQ (Single Correct Answer)

-0

Which reagent oxidizes glucose to saccharic acid?

dil. HNO$$_3$$

NH$$_2$$OH

HCN

Br$$_2$$ water

MHT CET 2021 21th September Evening Shift

MCQ (Single Correct Answer)

-0

Two moles of an ideal gas are expanded isothermally from $$15 \mathrm{dm}^3$$ to $$20 \mathrm{dm}^3$$. If the amount of work done is $$-6 \mathrm{dm}^{-3}$$ bar, find external pressure needed to obtain this work.

$$1.2 \times 10^5 \mathrm{~Pa}$$

$$3.2 \mathrm{~Pa}$$

$$8.1 \times 10^4 \mathrm{~Pa}$$

$$2.4 \mathrm{~Pa}$$

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