Answer:
the relative molecular mass of hydrated iron (II) sulfate FeSO4.7H2O is 278.02
Explanation:
please have look at Periodic table , you will solve it yourself !
<span>(P1/T1) = (P2/T2)
T must be in kelvin first!</span>
The solid compound, K2SO4 contains a cation called K+ and an anion called SO42-. In this case, there are 2 atoms of potassium, 1 atom of sulfur and 4 moles of oxygen. The compound also contains ionic bonds because of the composing non-metals and metal.
All animals can be dangerous and they would fight for their family. (This might be wrong)