A certain substance has a heat of vaporization of 34.83 kJ/mol. At what Kelvin temperature will the vapor pressure be 5.50 times higher than it was at 299 K

What is the mass of sodium in 3 moles of sodium chloride

Which of the following would have less momentum than a 52 kg cheetah running at 10 m/s?

Achemistry student weighs out 0.306 g of citric acid (h3c6h5o7), a triprotic acid, into a 250 ml volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with 0.1000 m naoh solution. calculate the volume of naoh solution the student will need to add to reach the final equivalence point. be sure your answer has the correct number of significant digits.