B. Segregation.
I have the same question and answered it and this is what it told me. I think it should be right.
Answer:
2 moles of F
Explanation:
for every molecule of CaF2, without the two atoms of F, CaF2 cannot be formed.
Now we multiply both CaF2 and F by 6.02 X 10^23 to convert CaF2 and F to moles, it will be the same ratio since we multiplied both by the same number
The mass of the box increased and the acceleration of the box decreased
Waves erode a beach by pressing continually against them, right? I have heard of this happening many times. What the people do is build a small trench around the outside of the beach so the waves filter down into it, then back out instead of washing up against the sand. The other thing they do is wait a couple years for the beach to go down, then they put in new sand during the winter.
Please Rate me Brainliest, I need it alot.
Answer:
A. Giraffes, zebras, and wildebeests
Explanation: