Answer:
The <u>Force of Gravity</u> force between each planet and the Sun keeps the planets in orbit around the Sun.
Explanation:
Answer:
CuFeS2
Explanation:
Calculate the moles of each substance by doing moles= mass/relative atomic mass. you should get 0.25 moles of copper and iron and 0.5 moles of sulfur. Then divide all of those numbers by 0.25 (as its the lowest value) you should get 1 for copper and iron and 2 for sulfur. This represents the ratio that they are in within the mineral.
There are 54 Protons in Xe and 77 Neutrons in Xe.
C.) Surface Tension, Because water can hold a certain amount of pressure/weight before the object sinks
