What volume will gas at given temperature-pressure occupy
What volume will 300 ml of gas at 40 degrees celcius and a pressure of 720 mm hg occupy if the temperature is reduced to -150 degrees celcius and the pressure increased to 1380 mm hg?
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A sample of hydrogen was collected over water at 23oC and an atmospheric pressure of 735 mmHg. What is the pressure of the hydrogen gas collected in a 568 mL container?
In a calorimeter, 10.0 g of ice melts at 0 oC. The enthalpy of fusion of the ice is 334 J/g. How much heat was absorbed?
How is the solubility of manganese(II) sulfide affected by the addition of aqueous potassium hydroxide to the system?
What kinds of attractive forces bind Congo Red to cotton fibers?
What is the balanced net ionic equation for the reaction below in acidic solution? Enter the coefficient for each substance. Do not leave any answer box blank. Enter 1 if appropriate, or 0 (zero) if the substance does not appear on that side of the e
Calculate the wavelength in picometer of gamma ray radiation whose frequency is 9.74 × 1019 Hz. Express answer in scientific notation.
Find the expected freezing point of a water solution that contains 268 g of aluminum nitrate, Al(NO3)3, in 8.50 kg of water.
What volume of hydrogen gas is produced when 1.40 mol of carbon monoxide reacts completely according to the following reaction at 0oC and 1 atm?
acetic acid is a weak monoprotic acid. it is the active ingredient in vinegar. if the initial concentration of acetic acid is .200 M and the equilibrium concentration of h3o+ is .0019 M, calculate Ka for acetic acid.
Upon cooling, the solution freezes at a temperature of 74.8°C. What is the molar mass of the unknown compound?
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