A balanced redox equation must have which of the following: I. The same number of each type of atom on both sides of the equation
II. The total number electrons lost in the oxidation equal to total number of electrons gained in the reduction
III. The same total charge of all ionic species on both sides of the reaction
IV. H2O present as a product or a reactant

1. i, ii, and iii
2. i and ii
3. i, iii, and iv
4. i, ii, iii, and iv
5. iii and iv

The diagram below shows a cell placed in a solution.a cell is shown placed inside a beaker. it is labeled cell. the solution inside the beaker is labeled 40% salt solution and the solution inside the cell is labeled 20% salt solution.only water is allowed to move in and out of the cell. what will most likely happen to the cell? it will expand as water moves out of it. it will shrink as water moves out of it.it will expand as water moves into it. it will shrink as water moves into it.

How have the greenhouse gasses increased from the year 2000 to 2018

Select the word from the list that best fits the definition the nuclear family into which a person is born or adopted.