# Please i need help with this question:

From the following combination, pick one of the following molecules, one mass quantity, and one total solution volume from below.

Molecule Mass Volume

NaCl 2 g 150ml

CaBr2 6 g 3 L

Li3N 1 g 500 ml

CaO 7 g 14 L

For example, one possible combination would be 2 grams of NaCl in 500 ml of solution. Do not use NaCl for this discussion. Then, give each of the following for your unique combination **being sure to show all of your work**:

- %mass/volume concentration
- Molarity
- Osmolarity

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