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Identify the following errors as systematic or random. A thermometer is placed such that the bulb makes poor contact with the measured substance, giving erratic
Identify the following errors as systematic or random.
A thermometer is placed such that the bulb makes poor contact with the measured substance, giving erratic temperature readings.
Systematic
A few drops of water are on a balance pan, causing the mass output on the balance to be high each time it is used.
Random
A micropipet is improperly calibrated, and the balance dispensed is always smaller than expected.
Systematic
The last digit on a pH meter fluctuates up and down as a measurement is taken. Random
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