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Card 16
Front
How can extracting salt affect the environment?
Back
Card 17
Front
What have alkalis been used for for many years?
Back
Card 18
Front
What were alkali extracted from in the past?
Back
Card 19
Front
In what period of time were more alkalis needed?
Back
Card 20
Front
What are soluble hydroxides and carbonates and therefore what do they do?
Back
Card 21
Front
What is the affect on the environment from the first process for making alkali from salt and limestone, using coal as a fuel?
Back
Card 22
Front
What can some of the waste products be turned into?
Back
Card 23
Front
How are chlorine, hydrogen and sodium hydroxide now extracted?
Back
Card 24
Front
When does electrolysis occur?
Back
Card 25
Front
Why is the environmental impact of the industrial electrolysis of brine carefully monitored?
Back
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