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A mixture of CH4 (methane) and C2H6 (ethane) weighs 68.00 grams and it is burned in with oxygen fuel. The products formed in this reaction are H2O and CO2 and these products weigh 13.00 grams. Find the fraction of methane in the original mixture.
Can we say that hemoglobin is a complexing agent. Discuss this issue, giving at least three reasons to substantiate your point of view.
Consider: C7H16 (l) + 11 O2 (g) → 7 CO2 (g) + 8 H2O (l) ΔH°reaction=- 4130 kJ. How much energy is released when 4.000 moles of C7H16, is combusted?
Explain why ionization energy increases when successive eletrons are removed from a given shell
why was the titration performed by the addition of permanganate solution to oxalate solution and not the other way
What is the pH of a solution containing 50.00 mL of 1.0 M HCl and 50.00 mL of 1.0 NH3? The Kb for NH3 = 1.8 x 10-5.
A mixture is made by mixing 40.7 mL 0.000200 M HCl with 38.3 mL of 0.000180 M NaOH. Based upon these values, the mixture's pH will be
Determine if the sample has non-volatile impurities (dissolved in it) b. If found to contain such impurities, determine a suitable method for its purification
Explain why copper (II) and iodide are incompatible in acid media and compatible in ammonia media
propose a mechanism for the conversion of glucose 6-phosphate into fructose 6-phosphate by phosphoglucose isomerase based on the mechanism
How many grams of N2 are required to react with 2.30 moles of Mg in the following process?
vinegar contains 5.0 g of acetic acid, CH3COOH,in 100.0 mL of solution. Calculate the molarity of acetic acid vinegar.
Calculate the equlibrium concentration of Ni2+ in a solution with an analytical Ni(EDTA)2- concentration of 0.0125 at pH 8.0.
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