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A 20.0 L nickel container was charge with .805 atm of xenon gas and 1.21 atm of flourine gas at 400 C. The xenon and flourinereact to form xenon tetraflouride. what is mass (g) of xenon tetraflouride can be produced assuming 100 % of yield?
how many molecules of oxygen gas are needed to react with 4.2 moles of C3H8O?
During the electrolysis of an aqueous solution of CuSo4 using inert electrodes, the mass of the anode remains the same but the cathode gains mass
Will a precipitate form when a solution of sodium acetate and a solution of ammonium sulfate mix and what is the net ionic equation that describes the chemical change. what about for a solution of calcium chloride and a solution of mercury (I) nit..
Use the oxidation-number method to balance the following net ionic redox equation.
Analysis of an unknown substance showed that it has high boiling point and is brittle. It is an insulator as a solid but conducts electricity when melted, which of the following substances would have those characterisitics
A 355 mL can od diet soda contains 55 mg of sodium. How many gallons of diet soda must be consumed in order to ingest 1.0 lb of sodium
A sample of solid having a density of 4.88 g/cm3 had an apparent mass of 16.0886. The density of the balance weights is 8.00 g/cm3. Calculate the true mass of the object.
What is the pH of a 0.15 M solution of the weak base ammonia (NH3). The Ka of the conjugate acid is (NH4) is 5.6e-10.
if the reaction between iron iii ion and thiocyanate ion yielded an equilibrium concentration of .15m for each of these
When M2S3 is heated in air, it is converted to MO2. A 4.000g sample of M2S3 shows a decrease in mass of .277 g when it is heated in air.
Given that the concentration of the most dilute solution is 2.57*10 \(-6\) M. Determine the concentration of the original HBr stock solution
Hydrochloric acid reacts with calcium to form hydrogen and calcium chloride. If 100 grams of hydrochloric acid reacts with 100 grams of calcium, what is the limiting reagent
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