| 1. |
|
| a) |
0.286g |
|
 |
| b) |
|
|
 |
| 2. |
|
| a) |
neutralisation |
| b) |
|
|
 |
| c) |
0.0164g |
|
 |
| 3. |
|
| a) |
greater surface area providing more active sites onto which reactants can be adsorbed. [question refers to powdered catalyst – answer must relate to catalyst, not simply increased surface area as in rate of reaction understanding] |
| b) |
10 [volumes] |
| c) |
i) volume increase |
|
ii) volume remains the same |
| d) |
1.2l |
|
|
| 4. |
|
| a) |
120cm3 |
| b) |
C6H10 |
|
|
| 5. |
|
| a) |
Sodium is very reactive with air/ water/ sodium could cause fire risk/ risk of injury |
| b) |
135.4g |
| c) |
4.2 litres per microseconds |
|
|
