Determine the numbers of minutes will it take
Determine the numbers of minutes will it take for 99.9% of a sample to decompose when the half-life of the first order photodecomposition of the carcinogen nitrosodimethylamine is 30 min.
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Previous studies consider that vegetarians might not receive enough zinc in their diets. As the zinc requirement is particularly significant during pregnancy, researchers conducted a study to find out whether vegetarian pregnant women are at great
Determine the concentration of each ion remaining in the solution after the reaction has reached completion. Calculate the mass of solid produced after the reaction has reached completion.
The between groups sum of squares was computed to be 1,170.5, and the WITHIN groups sum of squares was calculated to be 8,470.1. (NOTE: These are not the mean sum of squares)
Discuss how much of an initial sample of carbon-14 remains un-reacted after the 42,000years if the carbon- 14 nucleus decays by beta emission according to a first-order rate law with a half-life of 5730 years.
Suppose that a single fair die is tossed 30 times. Let X denote the number obtained per toss. Assume that x(bar) assumes the value 2.83 for these 30 tosses. Determine a 95% confidence interval for the mean value of X. Did the interval you construct
Compute how far she lives form grandparents? Determine possible answer by creating set of consistent values for time, distance and rate to solve.
Illustrates the Newman projection of the more stable chair conformation of trans-1,4-dichlorocyclohexane viewed along the C1-C6 bond and the C3-C4 bond.
The distribution coefficient, k = (conc. in ligroin/ conc. in water), among the ligroin and water for solute A is 7.5. Discuss what weight of A would be removed from a solution of 10g of A in 100mL of water by a single extraction with the 1
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