angelwomola12 angelwomola12

05-11-2020
Chemistry

contestada

19. When 0.5g of calcium trioxocarbonate (IV) was added to excess dilute
hydrochloric acid, carbon (IV) oxide was evolved. The entire reaction took
5minutes. What was the rate of reaction?
A. 0.01gmin-1
B. 0.1gmin-1
C. 0.2gmin-1
D. 0.02gmin-1
E 0.3gmin-1
please help!!

Respuesta :

Shakurr Shakurr

05-11-2020

Answer:

0.1gmin-1

Explanation:

mass = 0.5g

time = 5minutes

rate= mass/time = 0.1gmin-1

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