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  1. J

    Stats question, Mean and Standard Deviation.?

    The volume of liquid in soda cans is normally distributed with a mean of 12 fl. oz. and a standard deviation of 0.05 fl. oz. What is the approximate percentage of cans of this brand of soda that contain less than 11.9 fl. oz.? A. 0.5% B. 1% C. 2.5% D. 5%
  2. J

    Chemistry question please help?

    A 4.00L glass bulb containing ideal gas at 350K is connected to a second 4.00 L glass bulb containing ideal gas held at 250k. The bulb at 250k has twice as many particles of ideal gas as the 350k bulb. When the bulbs are connected and cooled to 210K the total pressure is 1.4atm. How many mols...
  3. J

    Chemistry pressure question?

    Lets assume the pressure inside an unopened carbonated beverage has built to 4.0 times that of the atmosphere, has a volume of 8.00 mL and temperature of 15 Celsius. Calculate how many mols of gas escape when the beverage is opened. (You shoud assume the temperature and volume of the gas...
  4. J

    Chemistry please help?

    Fill in the blanks: _____g of KIO3 are needed to make 500 mL of a 18 M KIO3 solution Thanks
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