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Compare the pH vs volume curve for HCL and acetic acid. discuss any difference in the shape of the curves. Compare theese two curves to one of the curves prepared for the unknow. Is the unknow acid more similar to HCL or acetid acid?
A 35.8-g sample of cadmium metal was melted by an electric heater providing 4.66 J/s of heat. If it took 6.92 min from the time the metal began to melt until it was completely melted, what is the heat of fusion per mole of cadmium?
1.0 mL of a 3.60 x 10^-4 M solution of oleic acid is diluted with 9.00 mL of petroleum ether, forming solution A. Then 2.00 mL of solution A is diluted with 8.00 mL of petroleum ether, forming solution B. How many grams of oleic acid are 5.00 mL o..
Consider an aluminum atom to be a sphere with radius equal to 143 pm and calculate the volume actually occupied by the atoms in your aluminum cylinder
What is the pH of a 0.25 M NaOH solution? A Rolaids tablet contains calcium carbonate, which neutralizes stomach acid. If 44.55 mL of 0.488 M hydrochloric acid is required to neutralize one tablet, how many milligrams of calcium carbonate are in a ..
If 16.87 grams of nitric acid are reacted with a large amount of aluminum metal, what volume of hydrogen gas would be produced at STP?
Calculate the mass in grams of carbon dioxide that will be produced when 25.0 g of ethanol is burned.
that the reaction was endothermic. If the enthalpy of reaction is negative, then we say that energy was released or that the reaction was exothermic. Most chemical reactions are exothermic.
How many coulombs are required?
If 28.0 mL of .150 M HCL is needed to neutralize all the NH3 from a 2.25-g sample of organic material, calculate the mass percentage of nitrogen in the sample.
Calculate Gibbs free energy and determine the type of thermodynamic reaction and what type of thermodynamic reaction is shown.
calculate the amount of energy required in calories to heat 145g of h2o from 22.3 degrees c to 75.0 degrees c.
What was the chemical reaction in the body, and what substance in the liver was produced to help catalyze the reaction?
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