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Compute the mass of air in an air-filled tire and the also determine the mass of He in a helium-filled tire(. suppose volume of the tire is 856 , that it is filled with a total pressure of 125 psi, and that the temperature is 28 degree Celsius). Also, suppose an average molar mass for air of 28.8 . then compute what is the mass difference between these two?
Compute the number of mL of 2.00M H2SO4 required neutralizing 125.5mL of 1.2M KOH
How many grams of Oxygen gas are required if It is desired to inflate a baggie with 842 milliliters volume by filling it with O2 gas at 1.21 atm pressure and a 306 K.temperature ?
calculate (a)molality? (b)molarity of NaCl? (c) What is the mass/mass and remove the most loosely held e- from a gaseous atom in a ground state
What is the cell potential at each of the given volumes as a. 5.00 mL,b. 12.00 mL,c. V equilvalence pointd. 48.00 mL of added Ce4+?
Calculated what is the pressure exerted by the tweezers on the floor at the moment of impact
Write the electronic configuration in sublevels for the following atoms
Find the partial pressure and concentration of Nitrogen, Oxygen, and Carbon dioxide.
Calculate the molecule weight of the liquid If 2.31grams of the vapor of a volatile liquid is able to fill a 498-ml flask at temperature of 100 degree Celsius and pressure of 775 mm Hg? also determine the density of the vapor under these conditi..
Determine the mass in gms for pure Ag sample that loses 2.88kJ if its temperature drops from 143 degree celsius to 28 degree celsius.?
compute the pH at the temperature of twenty five degrees Celsius of a solution combined by adding 50 mL of 1.60 M sodium hydroxide solution
Using a sample of ferrous ammonium sulfate hexahydrate of 0.5585 grams needs KMnO 4 solution of 21.45 ml to reach a pink endpoint then calculate what will be tha molarity of the KMnO 4 solution?
Determine the value of pH of given solutions that are (a) a solution that is 0.40 M CH3CO2H, (b) a 0.40 M CH3CO2H solution, (c) 0.20 M NaCH3CO2. And explain your answer too?
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