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If a gaseous mixture is made by combining 3.01 g of Ar and 1.27 g of Kr in an evacuated 2.50 L container at 25.0 °C, what are the partial pressures of each gas and what is the total pressure exerted by the gaseous mixture?
Bromine reacts with aluminum iodide . If 6.35x10^21 molecules of iodide are produced , how many grams of aluminum iodide is reacted
what are the respective concentrations m of fe3 and i- afforded by dissolving 0.200 mol fei3 in water and diluting to
How much heat is produced in burning 8 mol of CH4 under standard conditions if reactants and products are brought to 298 and H2 O(l) is formed. What is the maximum amount of useful work that can be accomplished under standard conditions by this sy..
What volume of hydrogen gas can be produced by reacting 3.86 g of aluminum in excess of hydrochloric acid at 21 degrees Celsius and 102 kPa? The reaction is:
Calculate the number of lines per centimeter that should be etched in the grating for each of the following conditions:(a) A first order diffraction angle (?) of -27° for visible light of 600 nm wavelength
How many isomers of dimethylcyclohexanediol could you get from complete hydroboration-oxidation of 1,4-dimethyl-1,4-cyclohexadiene? Draw them all.
Calculate the concentrations of all species in a 0.310-M solution of H2X if K1 = 1.00E-04 and K2 = 1.17E-07
How is the vapor pressure of a liquid at a given temperature related to the strength of intermolecular forces
The volume of HI(aq) required to reach the equivalence point : (1c) The pH at the half-neutralization point. (1d)The pH at the equivalence point.
Question- A Chem instructor synthesizes a compound composed of carbon, hydrogen, and nitrogen and submits 0.1156 g of it to combustion analysis. The TA recovers 0.3556 g of carbon dioxide and 0.0655 g of water. What is the empirical formula of the..
If water had not been added to your initial product, what error in the percentage magnesium determined would have resulted(that is if the part of the product has been magnesium nitride)? Explain.
What is the molarity of a solution of silver perchlorate, AgClO4, if 3.2 moles of silver perchlorate is dissolved in 1.5 liters of water? Is it 2.133 M, 4.756 M, 4.8 M, or 4.810 M ?
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