Other questions in this quiz

2. soft water takes a ______ amount of soap to create a ______.

  • small, froth
  • large, lather
  • small, lather
  • large, froth

3. when potassium is burnt it produces a ________ flame.

  • lilac
  • purple
  • pink
  • blue

4. when lithium is burn it produces a __________ flame.

  • red
  • yellow
  • lilac
  • pink

5. when sodium is burnt it produces a ________ flame.

  • yellow-orange
  • red
  • yellow
  • orange

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