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(d) (i) Calculate the relative formula mass of calcium carbonate, CaCO,.
(relative atomic masses: C= 12, O=16, Ca=40)
(2)
relative formula mass=
(ii) Calculate the atom economy for the formation of calcium oxide in this reaction.
CaCO, → CaO + CO,
You must show your working.
(relative atomic masses: C = 12, O=16, Ca=40;
relative formula mass: calcium oxide = 56)
(2)

d i Calculate the relative formula mass of calcium carbonate CaCO relative atomic masses C 12 O16 Ca40 2 relative formula mass ii Calculate the atom economy fo class=

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