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Can someone please answer these questions regarding the endo and exo products formed through two different transition states in the reaction between furan and maleic anhydride.
a sample of air contains 78.08% nitrogen, 20.94% oxygen, .05%carbon dioxide and .930% argon by volume. How many molecules of each gas are present in 1 liter of the sample at 25 degrees celsius and 1 atmosphere?
Select each side of the mass balance equation for an Fe3(PO4)2 solution where the existing species are Fe2
Phosphorus trichloride gas and chlorine gas react to form phosphorus pentachloride gas. A gas vessel is charged with a mixture of PCl3(g) and Cl2(g)
calculate the grams of magnesium oxide that can be formed from decomposition
Determine the new temperature and express your answer in degrees celsius,?
describes the chemical change. what about for a solution of calcium chloride and a solution of mercury (I) nitrate
the mass density of phosphorus vapour is 0.6388 kg per meter cube. What is the molecular formular of phosphorus under these conditions
Use the three-step method described in the module to predict the actual precipitates which form (if such is the case) when the following solutions are mixed
A 75 mL solution of 0.030 M Ca(OH)2 is titrated with 0.035 M HCl. Calculate the pH of the mixture after 60 mL of HCl have been added.
Hydrazine, N2H4, is used as a rocket fuel. In the reaction below, if 80.1 g of N2H4 and 92.0 g of N2O4 are allowed to react, which is the limiting reactant?
A student reacted 0.22 g of zinc (Zn) with excess hydrochloric acid (HCl) to generate hydrogen gas (H2).
What are the values of Ka and pKa for lactic acid? b. Calculate the pH of a .10M HCN solution, which has a Ka = 1.4x10^-9 at 25C. Assume that the dissociation of HCN is negligible compared to its initial concentration.
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