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6. carboxylic acid has the functional group

  • -HCOOH
  • -OOH
  • -COOH
  • -OH

7. vinegar is a type of

  • dilute ethanoic acid
  • concentrated methanoic acid
  • concentrated ethanoic acid
  • dilute methanoic acid

8. when ethanoic acid is added to sodium hydroxide it forms

  • sodium ethanoate, carbon dioxide and water
  • sodium ethanoate and water
  • sodium ethanoate and hydrogen
  • nothing it is unreactive

9. unsaturated fats have

  • some double carbon bonds and reactive molecules
  • single bonds and reactive molecules
  • double bonds and unreactive molecules
  • some single bonds and unreactive molecules

10. equalibrium is

  • a reverasable reaction where the concentration of products and reactents stay the same
  • a reverasable reaction where the concentration of products and reactents change
  • an irriversible reaction where the products and reactent are fixed concentrations
  • a reversible reaction which always has 50% products and 50% reactents