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Balance the reaction shown below, and determine the ratio of sodium (Na) to copper (Cu).

Na + CuSO4 = Na2SO4 + Cu
A. 2:1
B. 3:2
C. 4:1
D. 1:1

1 answer

The balanced reaction is:
2Na + CuSO4 → Na2SO4 + Cu

The ratio of sodium to copper is 2:1. Therefore, the answer is A.

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