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AP-EAPCET SERIES
Chemistry

Mole Concept And Molar Masses

6 previous year questions.

Volume: 6 Ques
Yield: Medium

High-Yield Trend

3
2025
1
2024
2
2023

Chapter Questions
6 MCQs

01
PYQ 2023
medium
chemistry ID: ap-eapce
The formula of nickel oxide is Ni O . What is the approximate percentage of Ni in it?
1
92
2
94
3
96
4
98
02
PYQ 2023
medium
chemistry ID: ap-eapce
6 g of urea (molar mass = 60 g mol ) and 9 g of glucose (molar mass = 180 g mol ) were dissolved in 35 g of water. The mass percent of urea and glucose is respectively.
1
18, 12
2
6, 9
3
12, 18
4
9, 6
03
PYQ 2024
medium
chemistry ID: ap-eapce
A flask contains 98 mg of H₂SO₄. If molecules of H₂SO₄ are removed from the flask, the number of moles of H₂SO₄ remaining in the flask is ( ):
1

2

3

4

04
PYQ 2025
hard
chemistry ID: ap-eapce

How many molecules are present in 4.4 grams of CO ?
(Molar mass of CO = 44 g/mol, Avogadro's number = )

1

2

3

4

05
PYQ 2025
medium
chemistry ID: ap-eapce
Two 1 L flasks at T(K) contain O2 and helium with rms velocities of x m s-1 and y m s-1, respectively. What is the relationship between x and y?
1
8 y = x
2
y = 8 x
3
y = x
4
y = 8 x
06
PYQ 2025
medium
chemistry ID: ap-eapce
Which option has the greatest mass?
1
0.5 g atom of oxygen
2
0.5 mol of O
3
3 10 molecules of nitrogen
4
5.6 L of CO at STP

About Mole Concept And Molar Masses - AP-EAPCET

Mole Concept And Molar Masses is a vital chapter for AP-EAPCET aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.

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