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Structure of a compound that when treated with NaOH and heat, will give more than one product (each product is present in significant amount)
Calculate the amount of solution (g or mL) that contains each of the following amounts of solute. Express the answer to two sig fiugres and include the appropriate units.
What is the pH of a buffer that results when .60mol NaF is mixed with 100ml of 2.0M HCl and diluted with water to a final volume of 250 ml? (Ka of HF=7.2e-4)
a solution of 1 ppm Pb2+was prepared and dispensed 1 mL of it using a volumetric transfer pipette, also the same solution was dispensed using a measuring (Mohr) pipette.
a) How many moles of water form when 5.00L of propane gas completely reacts? b) How many grams of CO2 are produced from 18.5 g of oxygen gas and excess propane? c) How many grams of H2O can be produced from the reaction of 8.50*10^22 molecules of ..
How many metric tons (t) of oxygen are combined in a sample of pitchblende that contains 2.5 t of uranium? Analysis shows that 84.2 g of pitchblende contains
Write an equation, clearly showing the stereochemistry of the starting material and the product, for the reaction of (S)-1-bromo-2-methylbutane with sodium iodide in acetone.
If 0.088 moles of sulfuric acid is mixed with water to make 411 mililiter of solution, what is the molarity of H+.
A stock solution is prepared by adding 24 mL of 0.4 M Na3PO4 to enough water to make 79 mL. What is the PO43- concentration of 25 mL of the stock solution?
For a solution having 1.00 x 10^-3 equivalents/L total alkalinity (contributions from HCO3-, CO32- and OH-) at [H+] = 4.69 x 10^-11, what is the percentage contribution to alkalinity from CO32-
When 31.7mL of 0.235M Potassium hydroxide is required to completely neutralize 26.0mL of a HC 2 H 3 O 2 solution, calculate the molarity of the acetic acid solution.
The water temperature rose to 27.9 °C. Calculate the molar heat capacity of the metal
An 80.0-gram sample of a gas was heated from 25 °C to 225 °C. During this process, 346 J of work was done by the system and its internal energy increased by 6275 J. What is the specific heat of the gas?
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