Rebecca238 Rebecca238

21-01-2021
Chemistry

contestada

Calcium carbonate thermally decomposes to produce calcium oxide and carbon dioxide. After
90 seconds, the 10g of calcium carbonate has decreased to 8g.
What is the rate of reaction?

Respuesta :

icerina006 icerina006

21-01-2021

Answer:

1/45 or 0.0222 g/s

Explanation:

rate of reaction = quantity of reactant used/time taken

= (10-8)/90

= 1/45 or 0.0222 g/s

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