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What is the molarity of the solution if 310 of the solution reacts with magnesium to produce 7.40 of gas measured at STP?
Determine how many grams of Ammonia are needed to produce 130 grams of hydrogen flouride?
Two unknowns X and Y both having molecular formulas C4H8O, give the following results with four chemical tests. Propose structures for X and Y consistent with this infomation, Bromine Na Metal Chromic Acid Lucas Reagent
A 1L steel tank has a safety valve that opens when the internal pressure exceeds 850 torr. The tank is filled with He at 23 oC and 0.991 atm.
A diatomic gas does 315 J of work and also absorbs 580 cal of heat. What is the change in internal energy of the gas?
The heat of vaporization of water is 40.66 kJ/mol. Assuming sweat is 100% water, how much heat is removed from your body through the evaporation of 3.13 g of sweat?
If 4.50 moles of ethane, C2H6 undergo combustion,according to the unbalanced equation C2H6+O2--> CO2+H2O, how many moles of oxygen are required?
Which is the excess reactant in the given reaction Na 2 S + CuSO 4 Na 2 SO 4 + CuS it is given that you start this reaction wit 15.5 grams of Sodium sulfide and 12.1 grams of copper sulphate?
What volume will 454 grams (1 lb) of hydroigen occupy at 1.05 atm and 25 C.
In an equilibrium mixture the partial pressures of SO2 and O2 are 0.165 atm and 0.755 atm, respectively. What is the equilibrium partial pressure of SO3 in the mixture?
If a 180 mg piece of gold (density =19.32 g/cm^3 ) is hammered into a sheet measuring 2.3 x 1.0 ft , what is the average thickness of the sheet in meters?
Use a systematic treatment of equilibrium to calculate the pH of a solution prepared by diluting 0.467 g of aniline (aminobenzene, C6H5NH2) to 100.0 mL.
the solubility reaction of interest in this solution? (b) Is a precipitate expected in the solution (Yes, No, or Not Enough Information to Know)?
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