A student rests his right ear against his desk while a teacher taps lightly on the desk. the student can hear the tapping sound only through his right ear. when he lifts his head away from the desk he hears nothing.

your answers are a,b,,e and f

i hope this

nacl or sodium chloride is an ionic compound. this is because an ionic compound pertains to a compound that consists of positively and negatively charged ions. in this case, na (sodium) has a tendency to lose one electron when it reacts with with other atoms, so the resulting sodium ion contains 11 protons and 10 electrons, thus making it positively charged (na+), when chlorine reacts, it usually gains one electron to form an ion called chloride, thus making it negatively charged ( since the ions are oppositely charged, they attract.

the answer is c

tell me if wrong