Question 820

The cost of a notebook is twice the cost of a pen. Write a linear equation in two variables to represent this statement.

4 year ago
Mitesh Sharma
Mitesh Sharma

What are the differences between atoms and molecules?

4 year ago
Mitesh Sharma
Mitesh Sharma

How many atoms are in the human body?

4 year ago
Mitesh Sharma
Mitesh Sharma

What is atoms and molecules in chemistry?

4 year ago
Mitesh Sharma
Mitesh Sharma

What is the mass of –

(a) 1 mole of nitrogen atoms?

4 year ago
Mitesh Sharma
Mitesh Sharma

Write the chemical formula of the following.a) Magnesium chloride(b) Calcium oxide(c) Copper nitrate

4 year ago
Mitesh Sharma
Mitesh Sharma
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