Mg+2HCl=MgCl2+H2 How many grams of Mg is needed to produce 112 liters of H2 at STP?

What is the force of attraction between the particles in a salt crystal

Consider the point on the plot where 10.0 g of naoh have been added. what amount of naoh, in moles, has been added? 0.308 mol fecl3 initially present

Each pair of clay balls represents to planetesimals if each plane test molluscum pound of the same material and is separated by the same distance which pair experiences the greatest gravitational attraction