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Chemistry, 30.05.2020 21:58 miner12924owhu4d
Fluorine gas is placed in contact with calcium metal at high temperatures to produce calcium fluoride powder. What is the
formula equation for this reaction?
F2(0)+ Na(s) - NaF 2()
F2(g) + Ca(s) - CaF20)
F2(g) + Na(s)
Δ
NaF 200
F2(g) + Ca(s) 4, Caf 2(5)
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