I think it is the gas and the heat in it
Answer: Each ion, or atom, has a particular mass; similarly, each mole of a given pure substance also has a definite mass. The mass of one mole of atoms of a pure element in grams is equivalent to the atomic mass of that element in atomic mass units (amu) or in grams per mole (g/mol).
Explanation:
For every 2 Mol NaOH you would get 1 Mol N2H4
I'm pretty sure it's 9726 milligrams of iodine. Hope this helps.
Answer:
copper metal and steel metak