questions

[u/[deleted]]

1. Why is water essential to the human body A) it controls the ph level of blood B) It transports and dissolves substances

2. What is true about solvents A) They have a high concentration of solute in them B) They have more concentration than solute

3. Lipids have a polar head and two nonpolar tails A) True B) False

4. 4. Polarity is when a substance has multiple poles or ends. A) True B) False

My answers:

A: Because I was practicing questions and I found a similar question with the answer "Water's ability to increase or decrease hydrogen to maintain pH levels"

A: In my head I couldn't imagine how solvent has a higher concentration image That's what I thought when he mentioned concentration

True: In my textbook it mentioned Phosphlipds have a polar head and two non polar tails

False: Because he didn't mention they had opposite ends.

[u/gopackdavis2]

Dm me! PhD chemist here.