A 1.0-gram piece of zinc reacts with 5 milliliters of HCl (aq). Which of these conditions of concentration and temperature would produce the

greatest rate of reaction?

(1) 1.0 M HCl (aq) at 20.°C

(2) 1.0 M HCl (aq) at at 40.°C

(3) 2.0 M HCl (aq) at at 20.°C

(4) 2.0 M HCl (aq) at at 40.°C

Question

Chemistry

Zaiden Howell

27 December, 02:47

A 1.0-gram piece of zinc reacts with 5 milliliters of HCl (aq). Which of these conditions of concentration and temperature would produce the

greatest rate of reaction?

(1) 1.0 M HCl (aq) at 20.°C

(2) 1.0 M HCl (aq) at at 40.°C

(3) 2.0 M HCl (aq) at at 20.°C

(4) 2.0 M HCl (aq) at at 40.°C

+1

Answers (1)

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Caprice · Answer 1

The answer is (4) 2.0 M HCl (aq) at 40℃. For this reaction, the concentration and temperature can influence the reaction rate. The higher concentration and temperature, the higher reaction rate.

A 1.0-gram piece of zinc reacts with 5 milliliters of HCl (aq). Which of these conditions of concentration and temperature would produce thegreatest rate of reaction?(1) 1.0 M HCl (aq) at 20.°C(2) 1.0 M HCl (aq) at at 40.°C(3) 2.0 M HCl (aq) at at 20.°C(4) 2.0 M HCl (aq) at at 40.°C

A 1.0-gram piece of zinc reacts with 5 milliliters of HCl (aq). Which of these conditions of concentration and temperature would produce the

greatest rate of reaction?

(1) 1.0 M HCl (aq) at 20.°C

(2) 1.0 M HCl (aq) at at 40.°C

(3) 2.0 M HCl (aq) at at 20.°C

(4) 2.0 M HCl (aq) at at 40.°C