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- Created by: anna10g
- Created on: 08-05-16 08:49
Other questions in this quiz
2. What conditions are required in the Contact process?
- 1atm, 450*C, Vanadium pentoxide catalyst
- 1atm, 450*C, Iron catalyst
- 200atm, 450*C, Iron catalyst
- 200atm, 450*C, Vanadium pentoxide catalyst
3. Why did the great depression not ruin the Weimar republic?
- The social democrats pulled out of the coalition
- The Chancellor had to resort to article 48
- They printed more money to cope with bankrupcy
- They raised taxes, lowered benefits and wages
4. What is not true about temporary hardness (of water)?
- It is caused by Calcium Sulfate (CaSO4)
- It is caused by Hydrogencarbonate ions (HCO3-)
- Produces insoluble CaCO3 (limescale) when boiled
- Can be removed using ion exchange resin
5. In electrolysis, where do the ions go?
- They are dissolved
- +ve to the Cathode, -ve to the Anode
- They stay in solution
- -ve to the Cathode, +ve to the Anode
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