asked 57.2k views
3 votes
Which of the following substances is used to preserve foods?

A) sodium nitrite
B) biguanides
C) potassium hydroxide
D) chlorophyll

asked
User Siddi
by
7.6k points

1 Answer

6 votes
I think it’s sodium nitrate
answered
User Onevcat
by
7.7k points
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