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6. solutions can be...?

  • acidic,alkaline or neutral
  • food,drinks or soup
  • grass,tree's or flowers

7. universal indicator and pH paper are indicators that turn..

  • red,green and blue..
  • crimson,cyan and grey..
  • acid,alkali and neutral

8. what can universal indicator/ pH paper be used for..?

  • to find the pH of a solution
  • to measure water..

9. what are acids are found in a lab?

  • hydrochloric acid and sulphuric acid
  • vinegar and coke
  • milk and perfume

10. name two alkalis found at home?

  • baking soda and bleach
  • coke and lemon juice
  • milk and orange juice

11. very acidic solutions have a high of...

  • 1-2 in the pH scale
  • 6-7 in the pH scale

12. what is plant extract used for?

  • idicator
  • to make paper..
  • to make lights

13. what is pure water?

  • neutral
  • an acid
  • alakaline