The strength of the bond holding atoms together determines the hardness of a mineral. which has stronger bonds, your fingernail or a water glass?

How many moles is 14.5 cm^3 of platinum? the density of platinum is 21.45 g/cm^3.

Asample of freon gas has a volume of 2.23 liters, a pressure of 4.85 kpa, and a temperature of -1.36°c. calculate the volume at a pressure of 1.38 kpa and a temperature of 5.5°c. (show work)

Iam hoping to create 5.72 grams of glucose. the plant was given 4.75 liters of co2 and 2.81 g of h20. which reactant was the limiting reagent? how much excess mass did we have of the other reactant?