Answer: There are 971.77 millimoles in 3.89 grams of Helium
Explanation:
i think its right im not really sure
in order for a scientific theory to become a scientific law it needs to be tested with generations of data to confirm that it is really true.
Equation: MgOH2 (s) --> MgO (s) + H2O (g)
And it's already balanced.
I had chemistry this semester too.
Answer:
chemical bond
Explanation:
because atom can join together by forming a chemical bond