Final exam review physical science

Front

What is the correct formula for Sodium Oxide?

Back

Na2O

Front

How can you make a solute dissolve more quickly in a solvent?

Back

By heating the solvent.

Front

If Maria fills a bowl with 200 g of water and freezes it, what will be the mass of the frozen water?

Back

200 g

Front

What are isotopes?

Back

Atoms of the same element that have different numbers of neutrons.

Front

What is the formula for calcium phosphide?

Back

Ca3P2

Front

What is the definition of a solute?

Back

A substance that is dissolved in a solvent.

Front

What is the definition of a solvent?

Back

A substance that dissolves a solute.

Front

What is the process of freezing?

Back

The process of turning a liquid into a solid by lowering the temperature.

Front

What is the definition of mass?

Back

The amount of matter in an object, usually measured in grams or kilograms.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of one type of atom, while a compound is made of two or more different types of atoms chemically bonded together.