Calculate the molar heat of vaporization of a substance given that 0.688 mol of the substance absorbs 52.5 kj of energy when it is vaporized

Steam enters an adiabatic turbine steadily at 3 mpa and 400°c and leaves at 50 kpa and 100°c. if the power output of the turbine is 2 mw, determine (a) the isentropic efficiency of the turbine and (b) the mass flow rate of the steam flowing through

A motor has the electrical energy equivalent to 400. joules of work. It can lift a 5.0 kg mass 2.0 meters. Calculate the work done by the motor.

Is the arctic ocean larger than the indian ocean?

A 4.44 l container holds 15.4 g of oxygen at 22.55°c. what is the pressure?

What happens to water when wet clothes dry? explain

A boat sails an average speed of 20 km/h for 2 days. How far does the boat travel?

In an energy pyramid, the total energy available for consumption from one trophic level to the next one it is A. reduced B. Conserved C. multiplied D. Evenly distributed

Astronauts in orbit are not truly weightless.

Which of the following statements is true regarding the nature of light? Straight line motion is a particle property of light. Straight line motion is a wave property of light. Straight line motion is not a property of light.

A particle that is composed of two up quarks and one down quark is a (1) meson (3) proton (2) neutron (4) positron