O-LevelChemistryChemistry of the Environment5070/12 · May/June 2017 · Q311 Mark
Bottled fruit juice may have small amounts of sulfur dioxide added. What is the purpose of this?
Ato adjust the acidity of the fruit juice
Bto kill any bacteria present
Cto improve the flavour of the fruit juice
Dto neutralise any alkalis present
✓ Correct answer
B: to kill any bacteria present
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