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【igcse化学题,这题为什么选c?3.Astudentisaskedtomeasurethetimetakenfor4.00gofmagnesiumcarbonatetoreactcompletelywith25.0cm3(anexcess)ofdilutehydrochloricacid.Whichpiecesofapparatusdoesthestudentneed?Abalance,clo】
igcse化学题,这题为什么选c?
3.Astudentisaskedtomeasurethetimetakenfor4.00gofmagnesiumcarbonatetoreact
completelywith25.0cm3(anexcess)ofdilutehydrochloricacid.
Whichpiecesofapparatusdoesthestudentneed?
Abalance,clock,pipette
Bbalance,clock,thermometer
Cbalance,pipette,thermometer
Dclock,pipette,thermometer
1回答
2020-03-24 17:51