Chemical Calculations Flashcards
1
Q
What products are formed from an Acid + Metal
A
Salt + Hydrogen
2
Q
What products are formed from a Base + Metal
A
Salt + Water
3
Q
What products are formed from an Acid + Carbonate
A
Salt + Carbon Dioxide + Water
4
Q
What salts do the following acids form:
HNO₃
H₂SO₄
HCl
A
Nitrate salts
Sulphate salts
Chloride salts
5
Q
What is Avogadro’s constant
A
6.022 x 10²³
6
Q
How do we find moles with mass and RAM/RMM
A
Moles = Mass/RAM OR Mass/RMM
7
Q
How to find the moles with Number of Particles and Avogadro’s constant
A
Moles = Number of Particles/Avogadro’s constant
8
Q
What can solutions/concentrations be split into
A
PPM
Molarity
9
Q
How do we calculate Molarity
A
Molarity = Moles/Litres
10
Q
How do we calculate PPM
A
PPM = Mass of solute (mg)/Litres (L)
