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Caproic acid contains carbon, hydrogen and oxygen. Combustion analysis of a 0.450g caproic acid sample gives 0.418g of water and 1.023g carbon dioxide. Find the empirical formula of caproic acid. Show work in detail. If molecular mass of caproic acid is 116.2 amu, what is the molecular formula?
Use regression analysis to investigate the relationship between the number of fatal accidents and the percentage of drivers under the age of 21. Discuss your findings.
calculate the Al(III) concentration in the original unknown solution by correcting the dilution made when preparing the sample for analysis.Given: 10 mL unknown solution
With reference to relevant clinical analytes, discuss the use of immunoassay within clinical biochemistry.
You have 100.0 mL of a solution of hydrochloric acid that has a pH of 3.00. You add 100.0 mL of water to this solution. What is the resulting pH of the solution?
125g of sodium oxide and carbon dioxide gas. if the reaction occurs at 784 torr and 32.5 c. what volume of carbon
Use the information given to calculate the enthalpy of formation of 3-Pentanol. a. +1204 kJmol-1 b. +2637 kJmol-1 c. -7000 kJmol-1 d. -372 kJmol-1
The average mass of an atom of sulfur is 5.33 X 10-23 g. How many sulfur atoms are present in a 100.0g sample of sulfur
The resulting mixture exerts a pressure of 745 mm Hg at 95 degress C. What was the mass of the original sample? (Write a balanced equation.)
what will be the equilibrium concentration of CO.
what is moisture content of exhaust? iii) power generated by turbine? iv) at what rate would entropy be generated within turbine? v) assuming the temp of the surroundings T(sigma)=300K what is lost work in kJ/kg of steam?
4 C3H5O9N3(l) → 12 CO2(g) + 6 N2(g) + O2(g) + 10 H2O(g) If a sample containing 2.01 mL of nitroglycerine (density = 1.592 g/mL) is detonated, how many total moles of gas are produced?
when sodium azide , NaN3 , is activated in an automobile air bag , nitrogen gas and solid sodium are produced . if 0.0500 moles of NaN3 react , what mass , in grams , of nitrogen would result ?
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