When hydrogens from acids replace the magnesium in _____ ...

[KWilfred]

When hydrogens from acids replace the magnesium in _____ pigments, this results in a compound known as pheophytin.
 a. carotenoid
  b. chlorophyll
  c. anthocyanin
  d. anthoxanthin
  e. betalain

Question 2

If a nonstainless metal knife is used to cut red cabbage, the _____ pigment will react with the metal ions in iron, tin, or aluminum and create off-colors.
 a. flavonoid
  b. anthocyanin
  c. anthoxanathin
  d. betalain

[hollysheppard095]

Answer to Question 1

b

Answer to Question 2

b

[KWilfred]

Excellent

[meow1234]

Thanks for the timely response, appreciate it