Which set of coefficients correctly balances the following chemical agno3 + mgcl2 --> agcl + mg(no3)2
4, 2, 4, 2
1, 2, 1, 2
2, 1, 2, 1
1, 1, 1, 1

Neils bohr believed that electrons orbited the nucleus in different energy levels, based on strong support from

Will mark brainliest how many electrons can be held in the energy level n = 4?

4.25g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 22.0 c to 16.9 c. assume that the specific heat of the solution is the same as that of pure water. calculate delta(h) (in kj/mol nh4no3) for the solution proces.