Physical or Chemical
Density
Endothermic/Exothermic
Ionic or Covalent
Elements, Compound, and Mixtures
100
Shredding paper is an example of __________
What is a physical change?
100
What is the definition of density?
What is the amount of mass in a given volume?
100
This type of reaction feels cold.
What is endothermic?
100
This type of bond happens when two elements share electrons.
What is covalent bond?
100
These are all descriptions of what:
- Pure Substance
- Cannot be broken down into other substances
What is an element?
200
Melting ice cubes is an example of _______
What is physical Change?
200
What is the density of an object with a mass of 40g and a volume of 8 mL?
What is 5 g/mL?
200
Water freezing is this kind of reaction.
What is exothermic?
200
An example of what kind of bond is NaCl.
What is ionic bond?
200
These are descriptions of what:
- Made up of one or more substances
- Still considered a pure substance
What is a compound?
300
Density is a _______ property
What is physical?
300
This is how you calculate the volume of an irregular object.
What is taking the initial volume and subtracting it from the final volume?
300
This type of reaction feels hot on the outside.
What is exothermic?
300
This type of bond donates/accepts electrons within two elements.
What is an ionic bond?
300
This can be classified as homogenous and heterogenous. Made up of pure substances and compounds.
What is a mixture?
400
Oxidation is an example of a _______ ________
What is a chemical change?
400
The density of the following object is _______ g/mL.
Mass= 45g
What is 3?
400
Baking soda and vinegar is this type of reaction.
What is endothermic?
400
Water is an example of what kind of bond.
What is Covalent?
400
Coffee is an example of what kind of mixture.
Trail Mix is an example of what kind of mixture.
What is homogenous and heterogenous?
500
Is it a physical property or chemical property? What is it?
What is a chemical property? What is oxidation?
500
Which of the following liquids was most dense in our lab? least dense?
what is Salt water and Alcohol?
500
An ice cube melting on a counter is what kind of reaction.
What is endothermic?
500
This type of bond is the strongest kind.
What is covalent bond?
500
Element, Compound, or Mixture?
What is a compound?