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How many grams of water can be heated from 23.5 oC to 35.6 oC by the heat released from 71.8 g of gold that cools from 84.3 oC to 34.6 oC?
How many moles of Fe(NO3)3 are required to prepare a 354.6 mL solution that is 9.737 moles/liter of NO3-?
draw the organic and inorganic products and select the correct (R) or (S) designation around the stereocenter carbon in the organic substrate and organic product. Include wedge/dash bonds and H on a stereocenter.
Titration of 25 mL of the calcium hydroxide solution to the endpoint requires 12.15 mL of 0.070M HCl solution. a) What is the millimolar quantiy of OH? in the 25 mL of solution? b) What are the concentrations of Ca2+ and OH?? c) What is the solubi..
what pressure of O2 in a 500ml container at 30C is necessary for a reaction with 1.00g of H2 to produce H2O?
Deionized water from a wash bottle was added to wash down the wall of the receiving flask during the titration .how does this affect the reported molar concentration of the sodium thiosulphate solution. explain
What is the mass of H2SO4 in 520.0 cm3 sample of sulfuric acid that has a density of 1.55 g/cm3 and which consists of 55.0 % H2SO4
Determine the number of moles of O2 produced by the decomposition of 213 g of NaClO3.
a particular brand of gasoline has a density of 0.737 rm gml. how many grams of this gasoline would fill a 14.4 gal
sodium hypochlorite is potentially dangerous because of the basicity of ClO-. What is the [OH] in an aqueous solution that is 6.5% NaClO by mass? What is the pH of the solution
If the heat capacity of the calorimeter itself (not including the internal water) is 20.4 J/°C and the final temperature of the calorimeter and water bath is 23.3 °C, what is the enthalpy of combustion of the new compound?
Draw the mechanism of Grignard Synthesis of Malachite Green. (Ensure that all mechanistic arrows are correctly drawn.) Show the following
Titration of 50 mL of a wastewater sample with 0.0737 M EDTA yielded a calmagite endpoint after addition of 12.13 mL of the EDTA. What is the hardness expressed in mg/L of CaCO3
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