(b) An atom of an element is represented by the symbol 40 X 15 ) State the mass number of the atom
(id) What is the atomic number of the atom?
(ui) How many neutrons are present in the atom?​

1. watermelon, papaya, oranges, bananas, and lemons are included in this food group. vitamin c 2. you need 6 or more servings of this food group each day vitamins d and a 3. found in fruit and keeps blood vessels healthy calcium 4. vitamins found in milk bread and grain 5. a mineral that strengthens bones fruit

What is the average speed of a car that traveled 300.0 miles in 5.5 hours

What is responsible for the uneven heating between the poles and the equator on any given day