44. Describe in words the chemical processes represented by
the following equations:
(a) 2 Na(s) + Cl2(9) — 2 NaCl(s)
(b) N2(g) + 3C\,(9) — 2 NCI, (9) [named as nitrogen
trichloride]
(c) CO2(g) + H2O(C) —H, CO, (aq) (carbonic acid]
(d) 2 H,0, (aq) [hydrogen peroxide) — 0,(g) + 2 H, O(C)

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.