Which resource is not common underground in the North-West of England?
What processes might Geologists study to predict changes on the Earth's surface?
Which of the following is the best description of Salt Solution Mining?
Water is pumped underground into salt mines where it creates brine. This solution is pumped back up to the surface, where the solution can be used in the chemical industry or for food preservation.
Water is pumped out from the sea into large containers. The water is allowed to evaporate which leaves the salt behind for use in the chemical industry or for food preservation.
Water is pumped underground into salt mines where it creates brine. This solution is collected by large machinery and taken to the surface where the solution can be used in the chemical industry or for food preservation.
Water is pumped underground into salt mines where it creates brine. This solution is pumped back up to the surface, where the solution can be used to clear icy roads during winter.
Which of these are true of the LeBlanc process to make alkali?
It produced hydrogen chloride gas
It produced hydrogen sulfide gas
It produced chlorine
It produced more useful product than waste product
Which of these descriptions is about Electrolysis?
Bonus Question: Can you identify the other three Chemistry topics being described?
Considering the most sustainable way for a material to be produced and disposed of
When salt appears to disappear when added to water
When an electrical current is passed through brine
When oxygen reacts with a fuel and creates dangerous gases
Sodium Hydroxide is an alkali produced by Electrolysis. Which of these is it used for?
Which of these disposal methods would have the lowest environmental impact?
Trying to hide it around your room to avoid tidying
What are the advantages of using reusable nappies over disposable nappies?
Less convenient to use
Less energy needed to produce them
Less domestic solid waste produced
Less wasted water
What would not be considered in a Life Cycle Assessment?
What might the risks be of a chemical?
Accumulating in the food chain
Could be carried a long way by the wind or a river