1
MHT CET 2025 20th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the mass in grams of 0.25 mol water?

A
1.5 g
B
2.5 g
C
4.5 g
D
3.5 g
2
MHT CET 2025 20th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

If salicylic acid ( 138 u ) reacts with acetic anhydride ( 102 u ) to from aspirin ( 180 u ) calculate \% atom economy.

A
$25 \%$
B
$50 \%$
C
$65 \%$
D
$75 \%$
3
MHT CET 2025 19th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Find the mass of potassium chlorate required to liberate $5.6 \mathrm{dm}^3$ of oxygen gas at STP? (molar mass of $\mathrm{KClO}_3=122.5 \mathrm{~g} / \mathrm{mol}$ )

A
12.25 g
B
15.32 g
C
20.40 g
D
49.00 g
4
MHT CET 2025 19th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the molar mass of compound represented by following structure formula?

MHT CET 2025 19th April Morning Shift Chemistry - Some Basic Concepts of Chemistry Question 6 English

A
$36 \mathrm{~g} \mathrm{~mol}^{-1}$
B
$46 \mathrm{~g} \mathrm{~mol}^{-1}$
C
$22 \mathrm{~g} \mathrm{~mol}^{-1}$
D
$32 \mathrm{~g} \mathrm{~mol}^{-1}$
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