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Which of the following is an example of a double replacement reaction? (a)3Fe + 2O2 Fe3O4 (b) BaCl2 + K2CO3 BaCO3 + 2KCl (c) NiCO3 NiO + CO2 (d) Cl2 + 2NaBr 2NaCl + Br2

asked Apr 25, 2017

Chemistry
middle-school

2 answers

3 votes

108k views

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