In order to get HgO you would need 2Hg+1O2=2HgO. Since oxygen is diatomic you need two when it stands alone causing you to need two mercuries to balance out the reactants and the product I hope this helps
Answer:
helium
Explanation:
helium has the highest ionization energy level
The specific heat of water is higher than the specific heat of concrete.
H=(2x1.008)=2.016
O= 15.999
15.999
+ 2.016
______
18.015 g/mol :)
Basicity of an acid is the number of hydrogen ions which can be produced by one molecule of an acid