Which is the balanced half-reaction equation for the reduction of Al3+ to Al?
1. A13+ + 3e - Al
2. A13+ - Al + 3e
3. Al + 3e - A13+
4. Al - A13+ + 3e

What is the molar mass of potassium nitrate, kno3

Calculate the molarity of each of the following solutions. part a) 0.12 mol of lino3 in 5.5 l of solution part b) 60.7 g c2h6o in 2.48 l of solution part c) 14.2 mg ki in 100 ml of solution

In the following table, all the columns for the element calcium are filled out correctly. element electron structure of atom electron structure of ion net ionic charge calcium 1s22s22p63s23p64s2 1s32s22p63s23p64s1 +1 true false