| Quiz | Concentrations of solutions |
|---|---|
| Name | |
| Result | PASSED |
| Score | 10 / 11 (90.9%) |
| Passing score | 8.8 |
| Quiz took | 3 min 28 sec |
| Quiz finished at | 2023-05-18 16:22:19 |
Calculate the mass (in g) needed for 3 dm3 of potassium oxide K2O at a final concentration of 100 g/dm3. Use a periodic table to help you with your calculations.
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The concentration tells us the ________ of a solute in a given volume of solution.
In Chemistry, _________ is often used as a solvent.
Calculate the volume (in dm3) needed for 450 g of sodium iodide NaI at a final concentration of 75 g/dm3. Use a periodic table to help you with your calculations.
If we increase the volume of solution, then the concentration
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A solute is a chemical dissolved in a
Calculate the concentration (in g/dm3) of 1.5 g of copper sulfate CuSO4 in a final volume of 200 cm3 of water. Use a periodic table to help you with your calculations.
Calculate the concentration (in g/dm3) of 600 g of lithium chloride LiCl in a final volume of 0.5 dm3 of water. Use a periodic table to help you with your calculations.
If we increase the mass of solute, then the concentration