Chemical equations Flashcards
1
Q
What are the four components of a chemical reaction?
A
The reactants, the products, the reaction direction, and the physical state of each compound.
2
Q
What do chemical equations represent?
A
They represent the reaction using the chemical formulae or symbols of the substance and their state.
3
Q
What do chemical reactions always involve?
A
The formation of a new substance.
4
Q
What is on the left hand side of a chemical equation?
A
Reactants.
5
Q
What is the first law of Thermodynamics?
A
Matter is neither created nor destroyed but rather rearranged.
6
Q
When does a chemical reaction occur?
A
When one or more substances are converted into a new set of substances.
