Combustion
The three things needed for combustion
What are: fuel, heat, oxygen
What is hydrogen peroxide commonly used for?
disinfecting wounds and/or bleaching
Formula for carbon dioxide
What is: CO2
Full name of IPA
What is: isopropyl alcohol
The three materials we used to make elephant toothpaste (formula or full name is fine)
What are:
- H2O2 (hydrogen peroxide)
- KI (potassium iodide)
- Soap
This female chemist discovered radium and polonium.
Who is: Marie Curie
The thing that oxygen takes away from fuel during combustion.
What are: Electrons
KI is a ______________
What is: catalyst
The only metal that is liquid at room temperature.
What is: mercury
Explain why IPA burns (mention 2 specific molecules)
What is: it's made of flammable atoms, specifically carbon and hydrogen
The reason for adding soap when making elephant toothpaste.
What is: to trap oxygen to make foam
A substance with a pH less than 7
What is: an acid
The mixture I dipped the money into was what % IPA?
+ 100 more points if you can explain what else was in the mixture AND why.
BONUS points explanation: equal parts IPA and water. IPA burns and water absorbs heat to protect the bill
The OPPOSITE of an exothermic reaction
What is: endothermic reaction
This kind of paper changes color to tell if something is an acid or base.
What is: litmus paper