Atoms Flashcards
1
Q
What is the mass number
A
The amount of protons and neutrons
2
Q
What is the atomic number
A
Amount of protons
3
Q
What is a solute
A
Something dissolved in a solvent
4
Q
What is a solution
A
Mixture where a solute dissolves in a solvent
5
Q
What is evaporation
A
Gas to a liquid
6
Q
Most reactive element
A
Potassium
7
Q
What is the control variable
A
The one you can control
8
Q
What is an independent variable
A
What you can change
9
Q
What happens when you mix an acid and alkali
A
The solution neutralises
10
Q
What is a dependent variable
A
What you can measure
