The reaction will be: FeBr2 + K --> KBr + Fe
Balancing gives: FeBr2 + 2K --> 2KBr + Fe
The molar mass of FeBr2 is 55.85 + 2*79.9 = 215.65 g/mol.
We divide 40 g / 215.65 g/mol = 0.185 mol FeBr2
Based on stoichiometry:
(0.185 mol FeBr2)(2 mol KBr/1 mol FeBr2) = 0.370 mol KBr
Answer:
Precision
Explanation:
It figures out how close all of the data numbers are.
Answer:
0.0102 mole
Explanation:
Use and solve proportions for these with x as the unknown value.
Answer:
Sulfite contains 3 oxygens and sulfate contains 4 oxygens
Explanation: