Question

Some basic concepts of chemistry

Answer 1

appreciate significance of atomic mass, average atomic mass, molecular mass and formula mass; describe the terms – mole and molar mass; ... These aspects can be best described and understood in terms of basic constituents of matter: atoms and molecules. That is why chemistry is called the science of atoms and molecules.

Answer 2

Answer:

Importance of chemistry.

Uncertainty in measurement.

Law of chemical combination.

Atomic and molecular masses.

Mole concept, molar mass, & percentage composition.

Stoichiometry.

Reactions in solution.

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