C4 Flashcards
1
Q
What is a mole’s value
A
6.02 x10 to the power of 23
2
Q
Law of conservation of mass
A
Mass can’t be created or destroyed
3
Q
What is breaking a chemical up into two r more parts?
A
Decomposition
4
Q
In a chemical reaction magnesium and acid what is the one that has stuff left(stuff left)
A
Excess
5
Q
In a chemical reaction magnesium and acid what is the one that has nothing left?(all gone)
A
Limited reactant
6
Q
Equation for number of moles.?
A
Mass/Ar
7
Q
Ewuation for concentration of a solution?
A
Amount of solute/volume of solution
8
Q
What is the limiting reactant?
A
The reactant that is completely used up in a reaction
