consider the chemical equation shown below. you react 3 moles of ch 4 with 12 moles of cl 2. how many moles of chcl 3 will form? ch 4 3 cl 2 ---> chcl 3 3 hcl

Asolution contains 180 g of glucose (c6h12o6) and 162 g of water. what is the mole fraction of glucose?

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?

How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?