Question 17
The table gives the maximum ammonium chloride mass that dissolves in 100 g of water at different temperatures.
| Water temperature (°C) | Maximum mass dissolved (g) |
| --- | --- |
| 0 | 30 |
| 10 | 33 |
| 30 | 42 |
| 35 | 44 |
| 60 | 56 |
| 100 | 76 |
a) Draw a graph relating temperature and maximum mass dissolved, using the provided chart.
b) Estimate the maximum mass that dissolves in 100 g of water at 80°C.
| Water temperature (°C) | Maximum mass dissolved (g) |
| --- | --- |
| 0 | 30 |
| 10 | 33 |
| 30 | 42 |
| 35 | 44 |
| 60 | 56 |
| 100 | 76 |
a) Draw a graph relating temperature and maximum mass dissolved, using the provided chart.
b) Estimate the maximum mass that dissolves in 100 g of water at 80°C.