1. Science
  2. Biology
  3. hydrochloric acid hydrochloric acid hci is produced by certain cells...

Question: hydrochloric acid hydrochloric acid hci is produced by certain cells...

Question details

Hydrochloric Acid Hydrochloric acid (HCI) is produced by certain cells lining the human stomach and secreted into the stomach to activate certain digestive enzymes. Answer questions #19-22 concerning HCI. 19) When HCl dissolves in water it disassociates into the positively charged ion and the negatively charged ion 20) Based on water being a polar molecule, explain why it (water) is a good solvent for HCi. Type your answer here: 21) Explain why when added to water, HCl causes the solution to become more acidic and lower in pH. Type your answer here:22) What does it mean when we say that a solute such as sugar dissolves in water? Type your answer here: 23) The ancient Egyptians used large amounts of limestone and granite from Aswan. To cut granite, workers cut series of holes in the granite with a hammer and chisel and inserted wooden wedges. They soaked these with water, which made the wood expand and the rock split. Based on your knowledge of the chemistry of water, explain why the wooden wedges soaked in water resulted in the breaking of the rock. Hint: wood is composed of cellulose which has slightly charged regions Type your answer here:

Solution by an expert tutor
Blurred Solution
This question has been solved
Subscribe to see this solution