Answer:
:O Fr? Bet let me go get them lol
H20 can be a molecule or a compound because it is made up of Hydrogen(H)
and oxygen (O)
Mole =

Mass of Radium Hydroxide = 987g
Molar Mass of

= ((226) + (2 * 16) + (2 * 1))
= 260 g / mol
∴ Moles of <span>

= </span>

= 3.796 mols
Answer:
The location of element tin is
Group 14, Period 5
Explanation: