I just took that quiz , it’s A
Answer:
it can be tooo. long or coplicated because nomatter how long u stay in school they give u homework and also a lot of people have jobs when would they be ableto work
Explanation:
Answer:
4.4g
Explanation:
Mass of CaCO3 = 10g
Mass of CaO = 5.6g
Mass of CO2 =?
Mass of CaCO3 = Mass of CaO + Mass of CO2
Mass of CO2 = Mass of CaCO3 — Mass of CaO
Mass of CO2 = 10 — 5.6
Mass of CO2 = 4.4g
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