A sample of gas has a pressure of 570 torr, temperature of -27 oC and volume of 500 mL. If the pressure is changed to 922 torr and the volume to 611 mL what is the new temperature in oC?

How many miles of water are produced if 5.43 mol pbo2 are consumed

Cryolite, na3alf6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide. start this question by first balance the chemical equation.1.) balance the equation: - alo3(s)+naoh(l)+hf(> na3alf6+h2o(g). 2.) if 17.5 kilograms of al2o3(s), 51.4 kilograms of naoh(l), and 51.4 kilograms of hf(g) react completely, how many kilograms of cryolite will be produced? 3.)which reactants will be in excess, (al2o3, naoh, or hf) 4.)what is the total mass of the excess reactants left over after the reaction is complete in kg?

Nan element’s square on the periodic table, the number with the greatest numerical value represents the