A system with 2 moles of oxygen gas has a temperature of 25 ° C and a volume of 22.4 L. The system is compressed to a volume of 11.2 L by applying a constant external pressure of 10 atm. Calculate the temperature since the internal energy change in the system is 2240 J.

Complete the following reactions using word and balanced equations including states. dilute phosphoric acid is added with a calcium hydroxide solution.

Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.

Consider the reaction of a(g) + b(g) + c(g) => d(g) for which the following data were obtained: experiment initial [a], mol/l initial [b], mol/l initial [c], mol/l initial rate, mol/l. s 1 0.0500 0.0500 0.0100 6.25 x 10^-3 2 0.100 0.0500 0.0100 2.50 x 10^-2 3 0.100 0.100 0.0100 1.00 x 10^-1 4 0.0500 0.0500 0.0200 6.25 x 10^-3 what is the rate law for the reaction?