It should just be one for it to be balanced.
Here we go ~
1 mole of 
has 6.022 × 10²³ molecules of the given compound.
So, 0.78 mole of 
will have ~
Answer:
All molecules of a compound have one type of atom.FLASE, compounds aren't one type, there compounds
Each molecule of a compound has different properties false
All molecules of a compound have the same properties true
Each atom of a molecule is the same FALSE
Explanation:
hard to say for sure but i think its 3
Answer:
1.Physical. People measure water by themselves.
2.Physical. People chop wood.
Explanation:
(this is all I can answer for you. you have to explain it by yourself tho.)
I dont know if I'm correct so you should double check.
