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How many moles of iron(III) hydroxide are needed to react with excess nitric acid to produce 67.0 g iron(III) nitrate?
Above 300 degrees C, ammonium nitrate decomposes to N2, O2, and H2O. Write a balanced chemical reaction describing the decomposition of ammonium nitrate, and determine the standard heat of reaction by using the appropriate enthalpies of formation.
Write another equation showing how it acts as a base toward water. Express your answer as a chemical equation. Identify all of the phases in your answer.
Write a balanced chemical equation for the reaction between CN - and MnO4- in basic solution. The skeleton ionic reaction is given below.
A sample of phosgene is collected in a 250 mL flask at STP. How many moles are present in the sample of phosgene
If 30mL of 6.8M H2SO4 was spilled , what is the minimum mass of NaHCO3 that must be added to the spill to neutralize the acid.
If 9.57 moles of an ideal gas has a pressure of 2.81 atm, and a volume of 25.49 L, what is the temperature of the sample in degrees of Celsius
Suppose that an 90.0 g laboratory animal ingested 10.0 mg of a substance that contained 2.55% by mass Pu-239, an alpha emitter with a half-life of 24,110 years. a) What is the animal's initial radiation exposure in Curies?
Calculate the theoretical amount of 2.5 M NaOH (10%) solution needed to convert the benzoic acid to its water-soluble salt. Is the combined volume of NaOH used in the extractions sufficient for complete deprotonation of benzoic acid
calculate the specific heat of a substance if a 35 gram sample absorbs 28 joules as the tempature is raised from 292 kelvin to 313 kelvin.
Determine the order of the reaction and write a narrative of your approach to determine its order. What is the rate constant for the reaction?
what is the total number of joules absorbed by 65.0 g of water when the temperature of the water is raised from 25.0
The half-life of radium-226 is 1600 years. How long will it take for the radioactivity of a sample of radium-226 to decrease from 130 mCi to 10 mCi
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