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DCSS Physical Science CR 24-25
Cumulative Exam
Question 31
31
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Multiple Choice
Cumulative Exam
Question 31 • DCSS Physical Science CR 24-25
Sodium hydroxide (NaOH) was added to pure water (H2O). Which most likely were the pH values of the water before and after the sodium hydroxide was added to it?
Answer
A
before = 7, after = 9
B
before = 7, after = 4
C
before = 4, after = 7
D
before = 9, after = 7
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