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If 5.44 mol of ethane(C2H6) undergo combustion according to the unbalanced equation C2H6+O2=CO2+H2O. Explain how much oxygen is required?
The foul air power and light company has been ordered to remove sulfur dioxide from its smoke stacks. Management decides to pass the gas over solid calcium oxide thereby forming solid calcium sulfite.
The compound adrenaline contains 56.79% C, 6,56% H, 28.37% O, and 8.28% N by mass. What is the empirical formula for adrenaline?
10 logarithmic scale of hydrogen ion concentration Be careful If pH = -log [H+ ], what does [H+ ] equal? If the pH of an aqueous solution is 3.50 at 25 C, what is the hydroxide ion concentration?
Why is it not possible for the molar mass of a monoprotic acid to have a value less than 1g/mol
The electron in a hydrogen atom occupies a 6p orbital. What is the longest wavelength of light that can be emitted by this atom? Give answer in nanometres, nm
What is the maximum mass of sucralose (C12H19Cl3O8) you can add to 2.50 kg of pure water and still have the solution freeze? Assume that sucralose is a molecular solid and does not ionize when it dissolves in water.
What is the mass change (in grams) accompanying the formation of CO and H2 in the water gas reaction?
A liquid with a density of 40.0lb/ft3 flows through a long straight pipe of circular cross section at a arte of 200 ft3/hr. Determine if the flow is turbulant or streamline under the following conditions.
A 1.0 L sample of a gaseous compound of hydrogen, carbon, and nitrogen gave upon combustion 2.0 L of CO2, 3.5 L of H2O vapor, and 0.50 L of N2 (with all gas volumes measured at the same T and P). What is the empirical formula of the compound?
The rate of decomposition of C3H6 in the following reaction is 0.45 M/s. Calculate the rate of production of H2O. 2 C3H6 + 2 NH3 + 3 O2 → 2 CH2CHCN + 6 H2O
Given: Ionization energy of F2- is 290 kJ: Calculate the bond energy of F2-. Not given but needed: bond energy of F2 and ionization energy of F-.
When 14C labeled 4-hydroxyproline was administer to rats, the 4-Hydroxyproline in newly synthesized collage was not radiolabeled
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