CH-717
Concentration and pressure
Chemistry · Secondary 3 · Medium · Concentration and pressure
Which change will increase the rate at which magnesium ribbon reacts with excess dilute hydrochloric acid?
A Using larger pieces of magnesium with the same total mass
B Decreasing the temperature of the acid
C Using the same volume of acid but with higher concentration
D Adding water to the acid before adding magnesium
A Using larger pieces of magnesium with the same total mass
B Decreasing the temperature of the acid
C Using the same volume of acid but with higher concentration
D Adding water to the acid before adding magnesium
- Using larger pieces of magnesium with the same total mass
- Decreasing the temperature of the acid
- Using the same volume of acid but with higher concentration
- Adding water to the acid before adding magnesium
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