Percentage by mass = (mass of substance / total mass) x 100
= 1.82 / (1.05 + 0.69 + 1.82) x 100
= 51.1% if Calcium Carbonate
I’m not sure what the answer is but I hope someone can help!! Maybe answer choice B?
country of origin and chemical makeup
Answer:
The forces involved in a collision are equal in size and directed in the opposite direction, and they accelerate both objects. Each object accelerates equally in collisions with things of equal mass.
Explanation:
C is the answer the moon has less mass than earth
