Examlex
When limestone (calcium carbonate)is reacted with hydrochloric acid the products are calcium chloride,water,and carbon dioxide.
A.Write a balanced chemical equation for this reaction.
B.What mass of calcium carbonate will be consumed when 20.0g of hydrochloric acid react completely in this reaction?
C.What mass of carbon dioxide will be produced when 20.0g of hydrochloric acid react completely in this reaction?
Food Passage
The process by which food moves through the digestive tract, starting from ingestion into the mouth and continuing through the esophagus, stomach, and intestines until waste is excreted.
Air Passage
The path through which air moves into or out of the respiratory system, including the nose, throat, and lungs.
Respiratory Organ
An anatomical structure that animals use for the exchange of gases with their environment, primarily oxygen and carbon dioxide; examples include lungs, gills, and tracheae.
Inhaled Air
Air drawn into the lungs through breathing, containing oxygen necessary for bodily functions.
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