What is the biological oxygen demand of the sample
Two determinations of the dissolved oxygen content of a 200 mL sample of water made five days apart, gave 5.3 ppm and 2.2 ppm of dissolved O2, respectively. What is the biological oxygen demand of the sample?
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An iron meteorite was analyzed for isotopic Argon Content. the amount of 36Ar was 0.200mm3 (STP)per kg of meteorite in each 36Ar atom had been formed by a single cosmic event, how many such events must have been occurring per kg of meteorite?
At December 31, 2011 and 2010, Miley Corp. had 180,000 shares of common stock and 10,000 shares of 5%, $100 par value cumulative preferred stock outstanding.
How many units should be purchased in April, May, and June? How many units should be purchased in the second quarter in total?
Terry Corporation had 300,000 shares of common stock outstanding at December 31, 2010. In addition, it had 90,000 stock options outstanding, which had been granted to certain executives.
The specific heat of iron is .443 J/g/K. What mass of steam at 100 degrees celcius must be converted to water at 100 degrees celcius to raise the temperature of a 150 g iron block from 25 degrees celcius to 100 degree celcius?
What does a company's price earnings ratio say about a company? What does it mean when competing companies have lower or higher price earnings ratio?
Determine the expected value of each project's annual cash flows.Determine each project's risk-adjusted net present value.
A sodium hydroxide solution is standardized using 0.502g of solid oxalic acid, H2C2O4. Find the molarity of the base if 30.50 mL are required for the titration to a phenolphthalein endpoint.
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