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When 150. mL of 0.400 M H+ are mixed with 200. mL of 0.500 M OH-, the final temperature of the solution is 26.5°C. What was the initial temperature of the solution before the reaction occurred? Assume that the solution has a total mass of 350. g and a specific heat capacity of 4.184 J/g°C. The enthalpy of neutralization for the reaction is -62.0 kJ/mol of water produced.
What is the change in average specific (kJ/kg) enthalpy of this system if the quality increases by 0.71 at a constant pressure of 10 bar?
Make a list of the operations you will need to perform in order to display a spectrum of your food dye on the spectrophotometer.
Calculate the mass of sodium hydroxide that must be added to 1.00 L of 1.00 M HC2H3O2 to double the pH of the solution (assume that the added NaOH does not change the volume of the solution)
When 190.0 mL of 0.360 mol are added to 190.0 mL of 1.00×10?2 M AgNO3 (aq), what percentage of the Ag+ is left unprecipitated?
vinegar is a solution ofacetic acid ch3cooh dissolved in water. a 5.54-gsample of vinegar was neutralized by 30.10 ml
A bottle containing 330 of cleaning solution is used for carpets. If the cleaning solution has a specific gravity of 0.850, what volume of solution was used?
Draw the structure of dimesitylmethane, designate on its NMR spectrum all the hydrogens that are equivalent, and predict the relative intensities of all the peaks corresponding to these sets of equivalent hydrogens.
If 18.6 of 0.800 solution are needed to neutralize 5.00 of a household ammonia solution, what is the molar concentration of the ammonia?
Calculate each of the following quantities for an ideal gas: a) The volume of gas, in liters, if 5.32 moles has a pressure of 3.72 atm at -72°C. b) The temperature (in C) of a gas containing 8.55 x 10-12 moles occupying 64 mL at 693 torr.
Fourier transform ion cyclotron resonance mass spectrometry yields the highest resolution mass spectra. As an example of the high resolution attainable by this technique
Arrange the four compounds below in order of increasing volatility.
hof also known as hypofluorous acid is very unstable decomposing in a first-order reaction to give hydrogen fluoride
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