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Magnesium metal is added to 15.7M hydrochloric acid and reacts according to the following balanced equation:
Mg(s) + 2 HCl(aq) â MgCl2 (aq) + H2(g)
a. What volume of 15.7 M hydrochloric acid will react with 2.1 grams of Mg?
calculate the approximate volume of a 0.600 mol sample of gas at 15.0 degrees Celcius and a pressure of 1.10 atm.
After 20 days, the sample was fixed utilizing the Winkler method and titrated using a 0.0125 M sodium thiosulfate solution to a starch-iodide endpoint after addition of 6.26 mL of the sodium thiosulfate solution. Define what is the BOD20 and the ul..
Which of the following substances would be expected to be the most soluble in CCl4? Answer with explanation as to why. a)NH3
A scuba divers tank contains 0.29 kg of O2 compressed into a volume of 2.3L. What volume would this oxygen occupy at 24 degrees C and 0.92 atm
Compute the pH in the titration of 25.0mL of 0.200 M pyridine, C5H5N(aq) after addition of 37.0mL of 0.200 M HBr.
The volume of a solution of MnCl2*4(H2O) is 12.0ml. Calculate the total number of cations and anions in the solution and express answer in the unit of mole. Show all steps of calculation.
Can someone please give me an example of the balanced redox equation for Cu2+ from one of the Qual I cations? An explanation would be great.
Determine the rate law for the reaction and state the units of the rate constant. What is the average value of the rate constant for the disappearance of S2O8^2- based on the four sets of data?
Use the bond dissociation energies in table to calculate an appropriate ^H0 in kilojoules for the reaction of ethylene with hydrogen to yield ethane. H2C = CH2(g) + H2(g) -----CH3CH3(g)
what is the percent yield of a reaction in which 212 g phosphorus trichloride reacts with excess water to form 137 g
How much heat is absorbed when 45.00 g of C(s) reacts in the pressence of excess SO2(g) to produce CS2(l) and CO(g) according to the following chemical equation?
A 355 mL can od diet soda contains 55 mg of sodium. How many gallons of diet soda must be consumed in order to ingest 1.0 lb of sodium
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