What is the total mass of chloroform in the second sample
A sample of chloroform is found to contain 11.3 g of carbon, 100.2 g of chlorine, and 0.95 g of hydrogen. If a second sample of chloroform is found to contain 23.2 g of carbon, what is the total mass of chloroform in the second sample?
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Find the expected number of defective boards or E[X] Find the variance of the number of defective boards or Var[X]
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