Answer:

Explanation:
Assuming that all caculations are at normal pressure and -1.72°C :

Where
is the number of moles of hydrogen
is the mass of hydrogen
is the density of hydrogen
I believe that the answer is B: H2O(s) because is the makeup of water also known as one hydrogen and two oxygen. So water as more entropy and the s stands for sol fore i think wich means it contains the most entropy.
Concentration of the reactant,pressure,surface
area of the reactant and temperatur
Answer: they all have 7 electrons they have different atom sizes
Explanation: hope it helps
Answer:
Calcium chloride react with silver nitrate to produce calcium nitrate and silver(I) chloride.