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A 73.751g piece of gold has a temperature of 23.01oC. What would the new temperature of the gold be is 650cal of heat are added? The specific heat of gold is 0.0310cal/g oC.
Write the total ionic and net ionic equations for following reactions.
Using the below, determine how much heat is required to take at 103.328g cube of ice at -16.54oC to all steam at 115.24oC.
We use fossil fuels (oil, gas, coal) for many things: power for transportation, electricity production, home and industrial heating. Frequently overlooked is the fact that these "fuels" also provide
What is the reason of extracting the organic layer with water in the first extraction step.
On the IR spectrum of your product, label all the major absorption bands and show the bonds responsible for those peaks which prove you have synthesized isopentyl acetate and that it is an ester.
What would the effect on yield be of allowing the crushed Dry Ice to be exposed to the atmosphere for long periods of time before being used? Describe your answer.
Mercury in a thermometer has a volume of 3.00mL. What is the maximum temperature a mercury thermometer can measure.
What mass of potassium benzoate, KC7H5O2, is necessary to prepare one liter of a 0.125 molar solution of potassium benzoate.
Commercially available concentrated sulfuric acid is 18.0M H2SO4. Compute the volume of concentrated sulfuric acid required to prepare 2.50L of 0.150M H2SO4 solution.
Commercial concentrated hydrochloric acid is 12.0M HCl. What volume of concentrated hydrochloric acid is required to prepare 3.50L of 2.40M HCl solution.
Compute the volume of 0.0500M Ba(OH)2 solution that contains the similar number of moles of Ba(OH)2 as 120.0mL of 0.0800M Ba(OH)2 solution.
What volume of 0.185 molar nitric acid, HNO3, is essential to react with 12.61g of calcium hydroxide.
What volume of a 2.00 molar solution of sulfuric acid, H2SO4, is essential to react with 250.0g of magnesium carbonate, MgCO3, according to the following equation.
What volume of 0.200 M FeSO4 solutions would be necessary to react with 20.0mL of 0.250M KMnO4 (in sulfuric acid solution) according to the following equation.
Find the molecular formula.Find out the Molecular Formula for the following compounds given the following information.
The concentration of C2H4(g) in beginning of the reactions is 3.20X10-5M. After 25 seconds the concentration is 1.48X10-5M. What is the rate of the reaction.
The rate of the reaction for the production of COCl2(g) is 1.31X10-30mol/L?s What would concentration of Cl2(g) be after 1.00 minutes if the reaction started with 0.100M Cl2(g).
Compute the rate of each time interval, and then calculate the average rate for the reaction in terms of [H2O].
Using Le Chatelier's Principle to predict the effect of a change in conditions on a chemical equilibrium.
Calculate how the equilibrium of the following reactions will be affected by the changes listed.
A solution made by dissolving 75.0g HNO3 in water to make 2.00L of solution.
What is the pH of a solution obtained by mixing 38.2g HClO4 and 28.9g HCl in sufficient water to make 0.750 L of solution.
A solution made by diluting 8.0mL of 6.0 M CsOH to a volume of 480.0mL with water.
What is the pH of a solution obtained by adding 25.0mL of 0.125 M rubidium hydroxide, RbOH, to 35.0mL of 0.027 M barium hydroxide, Ba(OH)2? Suppose that volumes are additive.