IPC Final Exam Review Part 2

Front

What are the reactants in the reaction 2Mg + O2 ---> 2MgO?

Back

The reactants are Mg and O2.

Front

Which of the following is a Physical Property: Toxicity, Flammability, Malleability, Reactivity?

Back

Malleability is a physical property.

Front

What is a material that allows heat and electricity to pass through it?

Back

A conductor.

Front

Balance the equation: HgO ---> Hg + O2.

Back

The balanced equation is 2HgO ---> 2Hg + O2.

Front

What is the interaction between electricity and magnetism called?

Back

Electromagnetism.

Front

Define a chemical reaction.

Back

A process that leads to the transformation of one set of chemical substances to another.

Front

What is the law of conservation of mass?

Back

In a chemical reaction, mass is neither created nor destroyed.

Front

What is an insulator?

Back

A material that does not allow heat or electricity to pass through it.

Front

What is the difference between a physical change and a chemical change?

Back

A physical change alters the form of a substance, while a chemical change alters its chemical composition.

Front

What is the formula for calculating density?

Back

Density = Mass/Volume.