Answer:
Calcium Nitrate is made up of three different elements and contains a total of nine atoms. This compound's formula is Ca(NO3)2. There is one calcium atom, two nitrogen atoms, and there are six oxygen atoms in calcium nitrate
Pretty sure it's the Precambrian.
A straight line on a distance va time graph represents constant speed
Answer:
it would be the second choice
Answer:
8 to 8.5 since that is the recommended and people usualy sleep more than that