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Magnesium metal (0.0280 g) reacts with aqueous hydrochloric acid (0.300 M, 25.00 mL) to generate 23.50 mL of hydrogen gas at 26 C and 758 mm Hg. Calculate the percent yield for this reaction. Magnesium chloride is a side-product.
two moles of gas a spontaneously convert to 3 moles of gas b in a container where the temperature and pressure are held
A solution is made by dissolving 0.535 mol of nonelectrolyte solute in 841 g of benzene. Compute the freezing point and boiling point of the solution. Constants may be found here.
Obesity becomes an epidemic in America . Discuss this topic by discussing the types of food and their chemistry and how is the intake of those types contributes to the obesity. What are, in own opinion, the ways that help overcome this huge health..
Experiments show that the molecular weight of acetic acid in the vapor state (just above its boiling point) is approximately 120. Explain the discrepancy
Using extraction techniques how would you separate a mixture of aniline and toluene using dichloromethane as the extraction solvent?
Draw the oxygen dissociation curves for myoglobin and hemoglobin on the same graph. lable axes, give units and provide key values. Concisely interpet and explain the 2 curves in terms of the specific structure and function of the two molecules.
Solid strontium hydroxide is added to a solution of nitric acid. How many moles of strontium hydroxide are needed to react completely with 500. mL of 0.40 M nitric acid?
A 0.250 L aqueous solution contains 50.0 g of ethanol, C2H5OH. Calculate the molar concentration of the solution in mol·L-1.
can anybody help explain what is the significant difference between glucose metabolism and fatty acid oxidation with
a gaseous reaction occurs at a constant pressure of 30.0 atm and releases 58.0 kj of heat. before the reaction the
How much dry solute would you take to prepare each of the following solutions from the dry solute and the solvent?
Which one of the following is the highest temperature?
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