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A hydrocarbon is a compound that contains mostly carbon and hydrogen. Compute the percent composition by mass of the following hydrocarbon C 5 H12.
Enter the percentages of carbon as well as hydrogen numerically separated by commas.
A solution of malonic acid, H2C3H2O4, was standardized by titration with 0.1000M NaOH solution. If 20.76mL of the NaOH solution were required to neutralize completely 13.15mL of the malonic acid solution, explain what is the molarity of the maloni..
A sample of water is collected over water at a total pressure of 616.8 mmHg at 300 C. The vapor pressure of water at 300 C is 31.8 mmHg.
For the following reaction, label the acid, base, conjugate acid, and conjugate base. Given the following values for Ka, circle the stronger acid and stronger base and predict whether the equilibrium is toward the reactants or products.
The atmospheric pressure 4.The volume for the vapor to occupy above the liquid 5.The temperature of the liquid
1. the elements sodium aluminium silicon phosphorus and sulfur are in period 3 of the periodic table.2. describe the
Treatment of the following stereoisomer of 1-bromo-1,2-diphenylpropane with sodium ethoxide in ethanol gives a single stereoisomer of 1,2-diphenylpropene. Draw the E2 elimination product of the reaction.
if the fluoride is consumed as sodium fluoride 45.24 what amount of sodium fluoride contains the recommended amount of
Copper has two naturally occuring isotopes 63Cu (isotopic mass 62.9396 amu) and 65Cu (isotopic mass 64.9278 amu). If copper has an atomic mass of 63.546 amu, what is the percent abundance of each isotope
Calculate the number of moles of BA(OH)2 that will react with 0.600 mol of H3PO4 to form BA(H2PO4)2
2Na(s) + Cl2(g) ? 2NaCl(s) If 5.00 g of sodium metal reacts completely with excess chlorine gas, and 11.5 g NaCl is actually obtained, what is the percent yield of sodium chloride
If a 0.0157 M solution of a certain analyte exhibits 47.5% T at a wavelength of 280 nm, what will the percent transmittance be for a 0.0279 M solution of the same analyte? Assume the pathlengths for each measurement are equal.
How much salicylic acid is required to produce 1.1 x 102 kg of aspirin assuming that all of the salicylic acid is converted to aspirin
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