Which is an example of surface tension?
A) Absorption of heat by the surface of a solution
B) Cohesion of water molecules at the air and water boundary of the alveolus
C) Hydrolysis reactions of water molecules and salts
D) Tendency for evaporation on the surface of a solution
Correct Answer:
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Q1: What happens to blood hydrogen ion levels
Q2: What does enzyme specificity mean?
A)Enzymes do not
Q4: Dehydration synthesis is _.
A)breaking of a chemical
Q5: Two water molecules are weakly attracted to
Q6: A solution with a pH of 13
Q7: A buffer will _.
A)release hydroxide ions when
Q8: Which pH value is the most acidic?
A)5
B)7
C)12
D)2
Q9: What happens when an acid and a
Q10: If a protein denature, then _.
A)its primary
Q11: An enzyme is a _.
A)lipid
B)monomer
C)protein
D)carbohydrate
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