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We are given the relative formula mass (RFM) of CaO and CO2, we should therefore calculate the RFM of CaO3:
RFM of CaCO3 = 40 + 12 + (16 x 3) =...
The relative formula mass (RFM) is simply just a sum of the atomic masses that make up the compound in question.
Ca = 40
C = 12
O = 16
RFM of CaC...
There are two ways to work this out, one is a lot simpler than the other, I will post the simpler method here.
The relative formula mass of magnesium oxide, MgO (40), is just a sum of the...
Hydrochloric acid is an example of a strong acid because it is completely ionised in water.
The best way to think of a mole is the same way you would consider a dozen to be 12 but in this case a mole is 6.2 x 1023 molecules.
You can use moles to work out the mass of ...
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