The grams of carbohydrate in one apple if the apple has no fat and no protein and provides 72 kcal of energy. what ate the kilocalories or kj?

One calorie is equivalent to 4.184 joules. If an apple has 72 kilocalories of energy, knowing that 1 kilocalorie is equal to 1000 calories, then it has 72000 calories. Then to convert it to joules multiply it by 4.184. Then you have _ joules. Then concvert it to kilojoules by dividing it by 1000, you have 301.248.

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.