Explain the molarity of a solution prepared
Determine the molarity of a solution prepared by dissolving the 225 g, potassium nitrate, KNO3, in 785 g water? The molar mass in g/mol of K = 39.1, N =14.0 and O =16.0 The density of the solution is 2.109 g/mL.
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Write the paragraph explaining the following. Michael says that if you flip the coin 100 times, it will have to come up heads 50 times out of 100. Is Michael right?
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An event A will take place with probability 0.5. An event B will occur with the probability 0.6. The probability that both A and B will take place is 0.1. The conditional probability of B, given A, is
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A political party sends a mail survey to 1500 randomly chosen registered voters in community. The survey asks respondents to provide an opinion regarding the job performance of the current President. Of the 1500 surveys sent out, 480 are returned,
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