Jeremy hypothesized that adults with blue eyes are shorter than adults with brown eyes. He collected data by visiting all of the teachers in his school and found that his hypothesis was false. Should Jeremy consider his hypothesis useful? A.
No; false hypotheses are a waste of time.
B.
Yes; now he knows that the exact opposite of his hypothesis must be true.
C.
Yes; a false hypothesis gives a scientist new information to use.
D.
No; a false hypothesis makes a scientist look silly.

not sure if this what   you'r looking for would be percent composition

kelp are large brown algae that live in cool, relatively shallow waters close to the shore. they grow in dense groupings much like a forest on land. these underwater towers of kelp provide food and shelter for thousands of fish, invertebrates, and marine mammal species.

e) all of the above

idk what the options are but

these is a strong electrostatic attraction between the ions hence a lot of energy is needed to overcome this attraction

this is why the boiling points are so high