Answer:
7.
D. remains of meteoroids that hit the Earth
8.
C. icy ball of rock that displays a coma, a fuzzy temporary atmosphere, or a tail
9.
A. silicon, oxygen, and at least one metal
10.
A. They are valuable minerals.
11.A. The resulting cloud would block out sunlight.
12.B. crater
13.A. Asteroid Belt
PH becomes lower when the H+ ion concentration increases.
<span>pH becomes higher when the H+ ion concentration decreases. </span>
<span>pH becomes lower when the OH- ion concentration decreases. </span>
pH becomes higher when the OH- ion concentration increases.
Hope this helps!
The volume of eye drop fluid in a bottle is specified in milliliter, because in medical 1 drop=12ml
Yes science can be used in some many different ways the you can imagine.
Answer: Lithium Fluoride
Explanation: Let’s see,,,
1. Obviously not hydrogen or carbon dioxide because they’re gas at room temp.
2. Lithium Fluoride is an ionic compound which means they have higher intermolecular forces and require more energy to break them, so it probably has a higher boiling point.