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Balance the following oxidation-reduction reaction, in acidic solution, by using oxidation number method or the half-reaction method
KClO3 + HBr = Br2 + KCl +H2O
Will rate fairly and promptly, please show all steps and final answer if possible!
What colume will 500 mL of gas at 20 degrees celsius and a pressure of 420 mm Hg occupy if the temperature is reduced to -80 degrees celsius
Solid iron reacts with chlorine gas to produce iron(III) chloride. If 10.0 grams of iron reacts with excess chlorine gas and 18.5 grams of iron(III) chloride is produced, what is the percent yield of the iron(III) chloride?
a solution contains an unknown mass of dissolved silver ions. when potassium chloride is add to the solution.a white
a gas sample has a volume of .150 L at a temperature of 256 K. What volume will the gas occupy at 288K?
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The slope of an arrhenius plot between ln k and 1/t for a reaction is -0.66x10^4 K, and the y intercept is 11.25. what is the activation energy and the frequency factor of the reaction respectively?
a solution containing 10 grams of an unknown liquid and 90 grams of water has a freezing point of -3.33 degrees celcius
Describe what data you need to collect and how you will use it to identify the metal cations present in the sparklers.
1. calcium carbonate and sand mixture with weight of 4 grams is reacted with excees of hcl results in the production of
The resulting equilibrium solution has a pH of 10.56. What is the Ksp of the salt at 22 °C?
a rigid tank of 0.03(cubic meters) volume contains a mixture of liquid water and water vapor at 80kPa. The mass of the mixture in the tank is 12kg. Calculate the heat added and the quality of the mixture when the pressure inside the tank is raised..
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