2022 Chemistry Final Study Guide

Front

What does the law of conservation of matter state?

Back

Matter is neither created nor destroyed.

Front

Which element is represented by the symbol 'Be'?

Back

Beryllium

Front

How many protons are in a carbon atom?

Back

6 protons

Front

If the pressure of a gas increases, what happens to its volume?

Back

The volume decreases (Boyle's Law).

Front

What is the symbol for the element nitrogen?

Back

N

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is the relationship between pressure and volume in a gas?

Back

They are inversely related; as pressure increases, volume decreases.

Front

What is the formula for calculating the number of moles from mass?

Back

Moles = Mass (g) / Molar Mass (g/mol).

Front

What does the term 'atomic mass' refer to?

Back

The weighted average mass of an element's isotopes.

Front

What is the significance of the periodic table?

Back

It organizes elements based on their atomic number and properties.