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A certain substance has a heat of vaporization of 53.88 kJ/mol. Define at what Kelvin temperature will the vapor pressure be 3.50 times higher than it was at 319 K?
Gold, like iron and copper, can have more than one monatomic cation. Knowing this, a mining company wanted to find the formula of a gold - chlorine compound that it has come across during its mining operation.
Calculate the mass percent of a solution that is prepared by adding 70.9g of NaOH to 492g of H20 ... I read that the way to calculate this is Solute/solution x 100%
A) which is the limiting reactant? B) how many moles of AlCl3 are formed? C)how many moles of the excess reactant remain at the end of the reaction? I get the limiting reactant but not understanding the moles and how many moles of excess reactant.
What is the rate law for step 2 of this reaction? Express your answer in standard MasteringChemistry notation. For example, if the rate law is type k*[A]*[C]^3.
radioactive decay of granite and other rocks in the earths interior provides sufficient energyto keep the interior
the mean activity coefficients for aqueous solutions of NaCl at 25C are given below. Confirm that an improved fit is obtained with the extended law
What is the minimum (least negative) cathode potential (versus SHE) needed to electroplate silver onto cutlery in a solution of Ag+ and NH3 in which most of the silver ions are present as the complex Ag(NH3)2+, and the concentration of Ag+(aq) is ..
To produce 856 g of ammonia gas utilizing air as your source of nitrogen gas, explain what volume of air is required if the air is introduced at 27°C and 760 mmHg. Define the mole fraction of nitrogen gas in air is 0.781
if a temperature increase from 12.0 to 22.0 doubles the rate constant for a reaction what is the value of the
benzene and toluene form essentially ideal solutions. a particular mixture that consists of two moles of benzene and
when most Fe+3 salts are dissolved in dilute nitric acid, the solution is often yellow to orange in color. Why could you not visually detect these colors in the Fe(NO3)3 stock solution?
If a bottle of nail polish remover contains 181 mL of acetone, how much heat would be released by its complete combustion? The density of acetone is 0.788 g/mL.
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