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The similar quantity of energy is added to 10.00 g pieces of gold, magnesium and platinum all initially at 25oC. The molar heat ability of these three metals are 25.41 J/(mol•oC), 24.79 J/(mol•oC), and 25.95 J/(mol•oC), correspondingly. Explain which piece of metal has the highest final temperature?
calibration and collection of equilibrium data are different experiment. why could you use the calibration curve for
Each of the insoluble salts below are put into 0.10 M hydrobromic acid solution. Do you expect their solubility to be more, less, or about the same as in a pure water solution
The compounds Na2O, CdS and ZrI4, all can be described as cubic closest packed anions with the cations in tetrahedral holes. What fraction of the tetrahedral holes is occupied for each case?
Tartaric acid is composed of carbon, hydrogen and oxygen. A sample weighing 0.400g is subjected to combustion analysis and produced 0.469g carbon dioxide and 0.144g water. Find the empirical formula of tartaric acid.
The valve between the 2.00L bulb, in which the gas pressure is 1.00 atm, and the 3.00L bulb, in which the gas pressure is 1.50 atm, is opened. What is the final pressure in the two bulbs, the temperature remaining constant
During a Heck reaction Palladium, from palladium acetate, undergoes a change in oxidation state. Define what is being oxided and reduced through mechanism
In an experiment conducted last Tuesday, the time it takes for a certain reaction to proceed seems to be related to the initial concentration of one of the reactants A.
A 20.0 mL sample of 0.200 M HBr solution is titrated with 0.200 M NaOH solution. Calculate the pH of the solution after the following volumes of base have been added.
In which of the compounds/ions listed is the octet rule impossible to satisy for all atoms in the formula. Choose "Impossible" or "Possible" in regards to satisfying the octet rule
What volumes of 0.53 M HNO2 and 0.59 M NaNO2 must be mixed to prepare 1.00 L of a solution buffered at pH = 3.41
What mass of PbSO4 forms when 1.25L of 0.0500M Pb(NO3)2 and 2.00L of 0.0250M NaSO4 are mixed
the solution has an osmotic pressure of 4.18mm Hg at 25C,what is the molar mass of new protein?
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