7
Barbara completed an assignment for extra credit in science class. She used a pH meter to find the pH of different substances
After she finished measuring the pHs. she created a diagram that showed the substances arranged in order from the most acidic to
the most basic
2.5 5.0 6.5 7.0 7.4 9.0 125
Cola Acid MB Water Blood 3p Bleach
rain
If Barbara added baking soda--pH 8 4-to her investigation, where should it appear in her diagram?
A. between soap and bleach
B. between milk and water
C. between blood and soap
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5 of 10 Answered
Session Score 1005 (6/6)