Chromium (cr) can combine with chlorine (cl2) to form chromium chloride (crcl3). which equation is a correct representation of this reaction?

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.