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Combustion analysis of naphthalene, a hydrocarbon used in mothballs, produced 8.80 CO2 and 1.44 H2O. Calculate the empiracle formula for naphthalene.
A chemist has 80.0 kg of a mixture that is 10.0% potassium nitrate by mass. How much additional potassium nitrate must be added to produce a final mixture that has a potassium nitrate content of 25.0%?
Calculate the mass of limestone that must be decomposed to produce 500g of lime CAO the equation for the reaction is CaCO3(S) CaO(s) + CO2(g)
Write the reaction to demonstrate the formation of the adduct from 1,3 - diphenylcyclopentadiene and 2 - butyne - 1,4 - dicarboxylic acid diethyl ester.
When using paper chromatography to separate components of a mixture, the manual suggests that water is wicked through the paper.
Calcium carbonate reacts with hydrochloric acid to make calcium chloride and water and carbon dioxide. How many ml of carbon dioxide at 18 degrees Celsius and 715 mm Hg can be generated from 87 grams of calcium carbonate
A 2.476 g sample of a monoprotic acid was dissolved in wate. it took 21.36 mL of a 0.1577 M NaOH solution to neutralize the acid. calculate the molar mass of the acid.
A saturated solution was formed when 5.51×10-2 of argon, at a pressure of 1.0 and temperature of 25 , was dissolved in 1.0 of water. Calculate Henerys law constant of Argon
15.0 ml of a 0.1075 M NaOH solution are required to neutralize 15.00 mL of a sulfuric acid solution. What is the concentration of the sulfuric acid solution
Please explain in detail how get the pKa to solve the problem. that the pKa is supposed to be 6.37, but that does not seem to get the right
A gaseous fuel mixture stored at 752 mmHg and 298 K contains only methane (CH4) and propane (C3H8). When 11.8 L of this fuel mixture is burned, it produces 760 kJ of heat. What is the mole fraction of methane in the mixture
1) Which of these electron configurations has the 4F term symbol for its ground state? p3 d3 d4 f2 f3
what would be the effect on my calculated molecular weight of p-dichlorobenzene if my lab partner left the stopper off of the apparatus while I was weighing the solid p-chlorobenzene. Explain in detail what would happen if this occured and how it ..
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