The sodium metal produced in the reaction is highly reactive and potentially explosive, so it is removed in a reaction with excess KNO3(s). Write the balanced equations for the process, showing the states of the reactants and products.

Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?

Suppose you wanted to make 100 grams of water. what is the molar mass of water (h2o)?

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