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How does temperature, concentration, activation energy, and molecular orientation affect the reaction rate of a chemical equation.
Determine the acid dissociation contant for a 0.10M acetic acid solution that has a pH of 2.87. Acetic acid is weak monoprotic acid.
Solid iron reacts with liquid water to produce solid iron(III) oxide and hydrogen gas. Balance the redox reaction. What is the oxidizing agent in the redox reaction and what is the total number of electrons transferred in the reaction?
Draw the Lewis Structure for a Nitrate Ion (NO3-1). Assign the formal charge for the central atom, Nitrogen. What is that formal charge?
The vapor pressure of dichloromethane,CH_2Cl_2, at 0 degrees C is 134 mmHg. The normal boiling point of dichloromethane is 40. degrees C. Calculate its molar heat of vaporization.
a 60 liter tank containing an ideal gas at a pressure of 40 atmospheres is connected by a valve to a 30 liter tank of
Question- When aqueous solution of ferrous sulfate and barium chloride are mixed, a while precipitate forms. With time the aqueous solution turns a red orange color.
Explain what type of crystalline structure and lipid stability one would expect from the various TAG. TAG1:EEE, TAG2:LnOLn, TAG3:OLnP, TAG4:PMP
A goose is flying south for the winter at a constant speed. Keep in mind that one mile is 1.61 , and one pound is 454 .The goose has a mass of 20.1
Dry air is bubbled through 25 litres of water at a rate of 15 litres (STP)/min. The air leaving the liquid is saturated with water at 25 degrees celcius and 1.5 atm. How long it will take for all of the water to vaporize.
assuming the temperature is constant predict whether the change in entropy delta s is positive negative or zero during
Consider the titration of 50.0 mL of 0.10 M acetic acid (Ka = 1.8 x 10-5) with 0.10 M sodium hydroxide. What is the pH when: a. No NaOH is added? b. 10.0 ml of 0.100 M NaOH is added?
When hydrogen sulfide gas is bubbled into a solution of sodium hydroxide, the reaction forms sodium sulfide and water. How many grams of sodium sulfide are formed if 2.00 g of hydrogen sulfide
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