Determine the numbers of grams of glucose
Determine the numbers of grams of glucose (C6H6O6) should be dissolved in the 1 liter of water to make a 0.5000 molar solution of glucose in the water?
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A report states that 46% of home owners have vegetable garden. How large a sample is required to determine the true proportion of home owners who have vegetable gardens to in 4 percentage points with 92% confidence?
Find out the 95% confidence interval for variance of the heights of maple trees if sample of 26 trees has standard deviation of 10.2 feet.
Employ the given degree of confidence and sample data to develop a confidence interval for the population proportion p.
To give the sulfur trioxide the sulfur dioxide is oxidized by oxygen. Suppose you have 100.0 g of SO2, 50.0 g ofO2, and after carrying out the reaction you got the 120.0 g of SO3.
Determine the minimum sample size you must use to promise that your estimate of p will be within the required margin of error around the population p.
Estimate the concentration of the compound when a solution of 4-methyl-3-penten-2-one in ethanol gives an absorbance of the 0.52 at 236 nm in a cell with a 1 cm light path. Its molar absorptive in the ethanol at that wavelength is12,600.
A researcher wanted to investigate the eject of a special diet on lowering blood pressure. She chose a random sample of 16 adults. 8 of the adults chosen were then chosen at random and put on the dietary plan for 6 months. The other 8 adults were
A pharmacist is preparing 1.000L of an aqueous is opropylalcohol solution that is having 37.5% (v/v) isopropyl alcohol in the water. Determine the numbers of mL of isopropyl alcohol must she calculate to make this solution?
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