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Which of the following reactants would yield chlorocyclopentane as the product of an addition reaction?
A) pentene and HCl
B) pentene and Cl2
C) cyclopentene and HCl
D) cyclopentene and Cl2
A helium-filled balloon has a volume of 2.75 L at 17 C. The volume of the balloon decreases to 2.36 L after it is placed outside on a cold day. What is the outside temperature in K?
calculating theoretical yield for this experiment. It is a dehydration synthesis where one mol of hydrated salt yields 3 mol hydrates and 1 mol of anhydrous salt.
A mixture of 82.49 g of aluminum (MM = 26.98 g/mol) and 117.65 g of oxygen (MM = 32.00 g/mol) is allowed to react. Identify the limiting reactant and determine the mass of the excess reactant present in the vessel when the reaction is complete.
An electrical heater operating for 320 s at a voltage of 12 V and a current of 4.3 A in the same calorimeter elevated the temperature by 22.4 K. Calculate the heat capacity of the calorimeter and amount of heat released by the chemical reaction.
The Henry's Law constant for carbon dioxide gas in water at 25 oC is 0.031 mol/L-atm. Calculate the solubility of carbon dioxide in water at 25 oC in moles/L if the partial pressure of carbon dioxide in the headspace above a water sample is 1.68 a..
A sample of nitrogen gas is contained in a piston with a freely moving cylinder. At0?C, the volume of the gas is 248 mL. To what temperature must the gas be heated to occupy a volume of 479mL.
Can someone please draw the scheme of Selenium: "A sample is preserved in the field at 4oC. The sample aliquot is oxidized, in acidic persulphate
2121g sample of an organic compound was burned in a stream of oxygen adn the CO2 produced was collected in a solution of barium hydroxide. Calculate the percentage of carbon in the sample if .6006 g of BaCO3 was formed
A reaction mixture initially contains a Br2 partial pressure of 755 torr and a Cl2 partial pressure of 725 torr at 150 K. Calculate the equilibrium partial pressure of BrCl.
What mass in grams of CO2 was evolved? The balanced equation I set up is: Na2CO3 + 2HClO4 --> NaClO4 + CO2 + H2O Now what? What was the molarity of the excess reactant (HCl or Na2CO3)?
Arrange the following solutions by increasing chloride ion molarity. 1 M NaCl, 1 M FeCl3, 5 M NaCl, 1 M CaCl2, 2 M FeCl3, 2 M CaCl2
Which antacid product would you expect to be more effective at neutralizing acid on the basis of mass of the active ingredient: tums or milk of magnesia?
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