Chhattisgarh Board Solutions for Chapter: Chemical Formula and Mole Concept, Exercise 4: Exercises

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Chhattisgarh Board Science Solutions for Exercise - Chhattisgarh Board Solutions for Chapter: Chemical Formula and Mole Concept, Exercise 4: Exercises

Attempt the practice questions on Chapter 9: Chemical Formula and Mole Concept, Exercise 4: Exercises with hints and solutions to strengthen your understanding. Science (Theory & Practical) Class-9 solutions are prepared by Experienced Embibe Experts.

Questions from Chhattisgarh Board Solutions for Chapter: Chemical Formula and Mole Concept, Exercise 4: Exercises with Hints & Solutions

EASY
9th Chhattisgarh Board
IMPORTANT

The mass of one mole of water is _____.

MEDIUM
9th Chhattisgarh Board
IMPORTANT

Calculate the mass of the following-

0.2 moles of oxygen atoms.

MEDIUM
9th Chhattisgarh Board
IMPORTANT

Calculate the number of moles in the following:

12 g of O2

MEDIUM
9th Chhattisgarh Board
IMPORTANT

Calculate the number of moles in the following:

22 g of CO2

MEDIUM
9th Chhattisgarh Board
IMPORTANT

Determine the chemical formula of the following using the crisscross method.

Iron sulphate.

MEDIUM
9th Chhattisgarh Board
IMPORTANT

Determine the chemical formula of the following using the crisscross method.

Copper nitrate.

MEDIUM
9th Chhattisgarh Board
IMPORTANT

Determine the chemical formula of the following using the crisscross method.

Sodium sulphide

 

 

MEDIUM
9th Chhattisgarh Board
IMPORTANT

Determine the chemical formula of the following using the crisscross method.

Magnesium hydrogen carbonate.