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Biochemistry - Water, pH and Macromolecules


Exercise

  • Section 1
"If you judge people, you have no time to love them."
- Mother Teresa
31. 

Which of the following will easily dissolve in a polar solvent?

A. gasoline (heptanes & octanes)
B. methane
C. argon
D. sodium chloride

32. 

The elements oxygen, nitrogen, and carbon

A. can all form covalent bonds with other elements
B. contain protons and neutrons in their atomic nuclei
C. are common elements in the molecules that make up living organisms
D. All of the above



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