08/04/25
MCAT Question about gas laws
A researcher inflates a flexible balloon with 2 moles of an ideal gas at a temperature of 300 K. They then add 2 more moles of the gas and heat the balloon to 600 K. Assuming the external pressure...
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03/26/15
Need some help on a statistics problem
1) CBS and the NYT conducted a national poll of 1048 randomly selected 13 to 17-year olds and counted how many owned smart phones. The reporters were trying to decide whether more than half of...
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03/25/15
If the normal curve is used to describe the distribution of IQ scores ..??
If the normal curve is used to describe the distribution of IQ scores for all currently enrolled students in U.S. colleges and universities, all students are identified with the
a) smooth normal...
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