Characteristics of life , Water cycle, Biotic and Abiotic factors, Food chain , levels of organization.
"It converts the inactive enzyme pepsinogen into the active enzyme pepsin, which is responsible for digesting proteins in your stomach. HCL also helps digest other foods in your stomach. Ultimately, HCL is neutralized by chemicals secreted in your small intestine."
But, use your own words, though. Because I just hit copy & paste. Hope this helps!
• ignitability
• corrosivity
• reactivity
• toxicity
sorry if i’m wrong
I'm not sure but it might be C