How many milliliters of 4.9 M HCI must be transfered from a reagent bottle to provide 16 g HCl for a reaction?​

1. list three scientific reasons cockroaches may fly.

Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?

The number at the end of an isotope’s name is the number.