SRG 3 Chemistry 2024

Front

What do gases and liquids have in common?

Back

Both have an indefinite shape.

Front

Where is most of the mass in an atom located?

Back

In the nucleus.

Front

How many OXYGEN (O) are in 4H2O?

Back

4.

Front

How many ELEMENTS are in C6H15NO3?

Back

4.

Front

In the liquid phase, particles are tightly packed together, vibrating in a fixed position. True or False?

Back

False, particles in a liquid are closely packed together but can slide past each other.

Front

What is the definition of matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the three main phases of matter?

Back

Solid, liquid, and gas.

Front

What is a phase change?

Back

A phase change is the transition of matter from one state to another, such as melting or boiling.

Front

What is the difference between a solid and a liquid?

Back

Solids have a definite shape and volume, while liquids have a definite volume but take the shape of their container.

Front

What is an atom?

Back

An atom is the smallest unit of an element that retains the properties of that element.