How many significant figures are in the following? 22.045

Explanation:

Picture below of how to calculate significant figures.

⇒ The number of significant is... 5

⇒ And, the number of decimals is... 3

Therefore, The answer to your question & problem will be ( 5 significant digits ).

(Picture attached)

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.