C1.2 Chemical equations Flashcards
1
Q
What are the two components of a chemical reaction?
A
Reactants go to Products
2
Q
What is the difference between a word equation and a symbol equation?
A
Word equations name the products and reactants:
hydrogen + oxygen go to water
Symbol equation show numbers and type of atoms: H2+02 go to 2H20
3
Q
Symbol equations should always be … ?
A
Balanced
4
Q
What are the state symbols?
A
(s)=solid (g)=gas (aq)=aqueous (l)=liquid
5
Q
What is the law of conservation of mass?
A
It is the law that states no atoms are made or lost during a chemical reactants.Mass of reactants=Mass of
products.
