A mixture is a combination of substances that can be separated by physical properties dummyyy!!!
I hate school and science is hard.
No it's not what do you need help with
What? I don't even know what a mixture is?!?!
Ya'll be quiet back there!!!
So we would call that a mixture right???
Think of these elements Potassium nitrate, sulfur, and carbon make gunpowder that's a mixture. Potassium nitrate, also known as 'saltpetre', or 'saltpeter', decomposes at high temperature to provide oxygen for the reaction. This means that gunpowder doesn't need to be exposed to air to burn.