Font size
WorksheetsProperty Changes in Chemical Reaction
Total questions: 15
Worksheet time: 13mins
Which is not an example of chemical reaction
Who created the Law of Conservation of Mass. *LAST NAME ONLY* must be correct spelling
(a)
What is happening here?
Heat is added and the particles combine.
Heat is removed, so the particles are combined.
Heat is added so the particles move faster.
Heat is removed, so the particles move slower.
Which is the correct order?
1,2,3
2,1,3
3,2,1
1,3,2
Why does the bonds break when heat is added?
What does the Law of Conservation of Mass state
Is this a Balanced Equation?
Yes
No
What is the correct answer?
1,3,2
3,4,2
4,3,2
1,3,1
3,1,2
3,1,3
3,2,1
3,1,1
Solve
2,3,2,1
2,3,1,3
2,2,1,1,
2,1,3,1
A product is
The end result of a chemical property.
The starting substances of a chemical reaction.
The substance(s) formed at the end of a chemical equation
The mass and atom of of the substance will change in a chemical reaction.
Yes
No
What I the unit for atom?
(a)
Rust is a reactant or a product?
reactant
product
Why does a mass remains the same in a chemical reaction?
Because of the rules of conservation
Because the atoms also remains the same
Because it does not become bigger
Because gravity is always the same.
