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17 Cards in this Set
- Front
- Back
- 3rd side (hint)
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what is the pigment inside chloroplasts of an elodea cell?
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chlorophyll
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what is the pigment inside chloroplasts of a carrot cell?
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carotenoid
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what is the substance inside leucoplasts of a potato cell?
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starch
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what is the pigment inside the vacuole of a flower petal cell?
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anthonyn
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person's name
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a ph greater than 7 is a what?
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base
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a pH less than 7 is a what?
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acid
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is HCL an acid or a base? and what ion gives you the clue?
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acid, hydrogen ion
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is NaOH an acid o a base? and what ion gives you the clue?
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base, hydroxide ion
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what happens to the pH of water when acid is added?
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pH lowers
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what happens to the pH of a buffered solution when acid is added?
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pH lowers
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when presented with two test tubes: one with a buffered solution+acid and one with water+acid how will you know which one is which?
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the one with the ph of 4 is the water and the one with the ph of 7 is the buffer
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when presented with a graph similar to the one you drew in your lab manual how can you interpret which buffered solution was the best at maintaining the ph of a solution after acid was added?
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the one that maintained the same ph longer
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what is the pH indicator used in determining the effictiveness of antacids?
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HCL
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what color is the antacid solution when the pH indicator was added?
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purple
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what color is the antacid solution/pH indicator when the antacid is no longer effective?
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yellow
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when presented with two test tubes: one with a purple substance and one with a yellow substance which one has the lower pH?
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the yellow one
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when presented with test tubes that have 10 drops of acid added to each tube how will you identify which antacids were more effective?
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the ones that are purple
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