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Problem: Oleic acid has the chemical formula CH3C16H28COOH. The chemical formula for glycerol is C3H8O3. Imagine a fat is formed when three molecules of oleic acid react with one molecule of glycerol.
Required:
What other product will be formed in this reaction?
Name the type of linkages formed between the reactants.
State three functions of fats in an organism.
Write the equilibrium constant expression, Kc , for the following chemical reaction.
A compound containing only carbon, hydrogen and oxygen was analyzed by combustion analysis. Combustion of a 10.68g sample of the compound in excess oxygen gives 16.01g CO2 and 4.37g H2O.
Although the term "melting point" is used to describe a solid/ liquid change, we generally list melting ranges rather than single melting point. For most pure substances,
the following equilibrium constants have been determined for hydrosulfuric acid at 25degc.h2saq haq hs -aq kc 9.5
A 1.87 g sample of Mg reacts with 80.0 mL of a hydrochloric acid solution (pH = -0.544). What is the pH of the solution after all the Mg has reacted? Assume constant volume.
the volume of 4 cubic meters of gas is kept under constant pressure. its tempeture is increased from a minus 73 degrees
Explain the molar solubility of an insoluble solid is 4.2 x10^-6M. Define the solid has the formula MX3 and dissociates according to the reaction below. Compute the Ksp for the substance.
calculate the molar absorptivity (epslion) of Cu2+ at 620nm given that the curvettes used in lab had a pathlegth of 1.00 cm.
an optically pure compound was diluted to 200.0 mL with water and placed in a polarimeter tube 10.0 cm long. The measured rotation was -2.53° at 25 °C. Calculate the specific rotation of the compound.
A driver's speedometer says his car is going 60 miles per hour (mph) when it's actually going 62 mph. Calculate relative and absolute error.
Problem- The following five beakers, each containing a solution of sodium chloride (NaCl, also known as table salt), were found on a lab shelf: Beaker Contents
What is the density(in gm/ml) of a 3.60 M aqueous sulphuric acid solution that is 29%
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