Chemistry Final Exam Sem. 1 P(1) Dec 2024

Front

What is matter that has NO DEFINITE SHAPE, but has a DEFINITE VOLUME?

Back

Liquid

Front

Describe the substance that is between letters C and D in a phase diagram.

Back

Liquid

Front

In an atom, what do the pink, grey, and blue colors represent?

Back

Pink = protons; Grey = neutrons; Blue = electrons.

Front

How many protons are there in the atom of the element shown in the diagram if it is represented with 3 pink circles?

Back

3

Front

What is condensation?

Back

When a gas cools and goes from a gas to a liquid.

Front

What is the mass number (nucleon number) of an element with 3 protons and 1 neutron?

Back

4

Front

What is the definition of a solid?

Back

Matter that has a definite shape and a definite volume.

Front

What is the definition of a gas?

Back

Matter that has NO DEFINITE SHAPE and NO DEFINITE VOLUME.

Front

What happens during the process of evaporation?

Back

When a liquid warms and goes from a liquid to a gas.

Front

What is the difference between melting and freezing?

Back

Melting is when a solid turns into a liquid; freezing is when a liquid turns into a solid.