Answer:
The Answer is (C)
Explanation:
Reasons are when anything cools or condenses it tends to be more solid, and solids don't move.
Answer:
55641.656 × 10^23 molecules
Explanation:
Get the molar mass, multiply by amount of stuff, multiply by Avogadros number.
More detail in picture attached.
Hope it helps. Brainliest Appreciated. :)
Answer:
(Ar) 4s2
Explanation:
How many numbers in tje outershell etc calcium atomivc no20