Reversible/Irreversible
Rust forming on a car
What is irreversible?
The substance to be dissolved
What is a solute?
Three states of matter
What is a solid, liquid and gas?
In the lemonade experiment, which substance was the solvent?
What is a water?
List 2 ways to separate liquids
What are decanting and distilling?
Mixing pasta and water
What is a reversible?
The solute is fully dissolved into another substance
What is a solution?
List the state of matter for water
What is a liquid?
How would you separate the lemon juice, water and sugar?
What is evaporate?
a new substance is formed
What is a chemical reaction?
Crackers that are burnt
What is irreversible?
It can be dissolved
What is a soluble?
List the state of matter for helium
What is a gas?
You make this kind of change when you bake bread.
What is a chemical change?
List 4 ways to separate solids
What are magnets, sieves, flotation and air?
What is reversible?
a mixture where components are visible and therefore, unevenly mixed.
What is a heterogeneous mix?
List the state of matter for a ice cube
What is a solid?
In the lemonade experiment, which substance was the solute?
What is sugar?
Crystals are made through _________________.
What is evaportation?
Graham cracker that is broken
What is reversible?
a change in which new type of matter forms
*cannot be reversed
What is a chemical change?
What is the missing state of matter?
solid, _______________, gas
What is liquid?
List 4 factors that can affect the dissolving of a lifesaver.
What are size of particle, temperature of water, stirring and type of solvent?
List 3 ways you know a chemical change has occurred.
What are change of colour, change of temperature, gas is given off, odor, rust or bubbles form?