Could someone please help me out?? Which of the following is not true about proteins?
A.) Proteins are found in hemoglobin and in the keration of skin.
B.) Proteins are made up of long chain amino acids
C.) Polypeptides are formed by 10 or mode amino acids
D.) Common amino acids are adenine and guanine

Which of the following statements about acidic water is true? a. acid has no effect on the h,o molecules. b. the solution contains a larger number of oh ions than h,o ions. c. the solution contains a larger number of h,o ions than qh ions. d. the solution contains an equal number of h,o ions and oh ions. none of the above e.

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?

Which of the following is most likely true about water in chemical solutions?