Given that a 12.00 g milk chocolate bar contains 8.000 g of sugar, calculate the percentage of sugar present in 12.00 g of milk chocolate bar keeping in mind that the answer should have four significant figures (two decimal places).

Explanation:

Given:

Amount of milk chocolate bar = 12.00 g

Mass of sugar present in milk chocolate bar = 8.00 g

Substitute the values in the above formula,

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.