Calculate ΔU, ΔH, ΔS, ΔG during the reversible evaporation 1 mol water at P = 0.5 atm and kept constant at 53 degrees C. Knowing that under that condition 1 mol of steam occupies 184 liters, heat Evaporation of 1 gram of liquid water is 567 cal

Aradio signal from a gps satellite take only about 0.067 seconds to reach a gps reciever. if the speed of light is about 300,000km/s, then approximately how far away is the reciever from from the satellite?

Is laundry detergent an acid or a base?

In a laboratory, 1.55mg of an organic compound containing carbon, hydrogen, and oxygen is burned for analysis. this combustion resulted in the formation of 1.45mg of carbon dioxide and .89 mg of water. what is the empirical formula for this compound?