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ch.2 pp b

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QuestionAnswer
What is the most abundant compound in most living things? water
What is the strongest of bonds between molecules? a hydrogen bond
What is very cohesive? water
What is an example of adhesion? water to glass in a container.
What is it called when water attracts to sides of a thin tube and is pulled upward? Capillary action
When do subsstances keep their properties? in a mixture
What is botha solution and a suspension? Blood
When do particles not dissolve and not settle out? in a suspension
What is the range of the pH scale and waht is the description of each end? 0-14 with 0 bien most acidic and 14 being most basic.
What is each step on the scale? a factor of ten
WHat is the pH range of acids and the pH range of Bases? 0-7 and 7-14
What are the characteristics of Acids and bases? sour taste bitter taste and slippery
What is the pH of most cells in the human body? between 6.5 and 7.5
Why is it important to maintain a pH for homeostasis
Created by: MSeise
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