What would be the optimum wavelength for generating a beer's law calibration curve for crystal violet and measuring absorbance versus time for the reaction of cv+ with oh–? explain your answer. recall that absorbance measurements are most accurate and sensitive in the range 0.2–1.0?

Which of the following is an example of how telecommunication devices people do their jobs? a.) a security guard checks the time using a digital watch. b.) a banker does some quick math using a solar calculator. c.) a nurse uses a digital thermometer to take a patient’s temperature. d.) a construction worker reports in to his office using a cell phone.