Calculate the transmittance of 162-nm radiation through a
Ethylene has a UV absorption peak at 162 nm with ?= 1.0 x 104 dm3 mol-1 cm-1. Calculate the transmittance of 162-nm radiation through a sample of ethylene gas at 25 oC and 10 torr for a cell length of (a) 1.0 cm; (b) 10 cm.
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the T-account for First City Bank, the only bank in a small economy. In addition to the bank deposits of $500,000, citizens hold $200,000 in coins and currency. what will the new level of reserves be before the bank
Jane quit her job at IBM where she earned $50,000 a year. She cashed in $50,000 in corporate bonds that earned 10% interest annually to buy a mini-bus. Jane has decided to buy the mini-bus and set up a commuter service between Lincoln and Omaha.
A 0.4000M solution of nitric acid is used to titrate 50.00mL of 0.237M barium hydroxide. (Assume that volumes are additive). Write a balanced net ionic equation for the reaction that takes place during titration.
What is the pH of the solution halfway to the equivalence point. What is the pH of the solution at the equivalence point
Calculate the transmittance of 162-nm radiation through a sample of ethylene gas at 25 oC and 10 torr for a cell length of (a) 1.0 cm; (b) 10 cm.
D2O with a mass concentration of 80 mg/cm3 in a 0.10-mm-long absorption cell is found to have a transmittance of 8.3% for infrared radiation of wavelength 6000 nm. Find the absorbance of the solution and the molar absorption coefficient of lysozym
a buffer solution is prepred by adding 15.00g of sodium acetate (NaC2H3O2) and 12.50g of acetic acid to enough water to make 500mL (three significant figures) of solution.
A firm purchases capital and labour in compeitive markets at prices of r= $6/machine-hour and w=$4/ labour-hours, respectively. With the firm's current input mix, the marginal prodcut of capital is 12 kg/ machine-hour
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Following current events related to immigration reform, a group of students came to school wearing t-shirts representing national flags
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