Four different people are using sound wave technology. Which describe the form of technology most likely being used by each person?

Its D

Explanation:

Ali is using a specialized headphone that cancels the extra noise in the atmosphere.

Megan is using a transmitter to convert electrical signals into radio waves.

Kristoff is using a microphone to convert sound waves into the electrical signals.

Jenna is using the radio to convert radio waves into sound waves.

answer: -

reaction:

na + cl ⇌ nacl

balanced chemical equation:

na + 2cl ⇌ nacl2

sodium + clorine goes to form sodium chloride (table salt).

the product is nacl2.

and the reactants are na and cl.

(note: if you don’t know what ⇌ means, read below: -

⇌(double head arrow) means reversible reaction).

b) nuclear ive learned that in a pedtrodic table