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Chemistry, 03.12.2020 14:00 KingREGEVER7446

17 Which changes decrease the rate of reaction between magnesium and air? 1.heating the magnesium to a higher temperature
2.using a higher proportion of oxygen in the air
3.using magnesium ribbon instead of powdered magnesium
A 1, 2 and 3
B 1 only
C 2 only
D 3 only

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