Increase, because you need heat to melt a solid to a liquid, so the temperature will have to get greater.
It will gain one electrons to form the fluorine ion
It is considered to be a conductor
Answer : The molecular formula of the compound is, 
Explanation :
Molecular formula : It is the representation of substance by the symbols and it denotes the number of atoms of each element present in the compound.
Now count the number of carbon, hydrogen, nitrogen and oxygen atoms present in the given compound.
As we see that in the given compound, there are 8 atoms of carbon element, 3 atoms of oxygen element, 1 atom of nitrogen element, 9 atoms of hydrogen element.
Thus, the molecular formula of the compound will be 
Answer:
Explanation:B ice melting is a phiyscal change and the mass of the substance remains the same