12
AssignmentMultiple Select
Lab: Measuring pH
Question 12 • Foothill-B Period-Chemistry-26/27B
A cabbage p H indicator color key. Entries are 0 to 2, bright red; 3 to 4, pink; 5 to 6, purple; 7, dark violet; 8 to 9, blue; 10 to 11, bright green; 12 to 13, lighter green. Why would you use a solution, such as a cabbage pH indicator, to measure the pH of household items?
Answer
A
to see if food went badB
to test the safety of waterC
to make sure conditions are safeD
to use up old cabbage