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Problem- Consider the complete combustion of 10.00 g of liquid heptane (C8H18) in excess oxygen.
a) What volume of carbon dioxide at stp is produced?
b) At 749torr and 15.4 degree Celsius, what volume of carbon dioxide is produced?
c) If the temperature is increased to 25 degree Celsius and the pressure is decreased to 700 torr.
What is the new volume?
Solve the above problem and provide steps with explanation
Describe the preparation of 1L solution of 0.02M Tris buffer, PH 7.8. 3. What volume of glacial acetic acid (d= 1.06g/ml) and what weight of solid potassium acetate are required to prepare 5 liters of 0.2M acetate buffer,PH 5.0?
Molecular Bromine is 24 per cent dissociated at 1600 K and 1 bar in the equilibrium Br2 equilibrium 2 Br. Calculate K at a) 1600 K and b) 2000 K given dH(reaction) = 112 kJ/mol over the temperature range.
A low melting metallic element has a vapor pressure of 28.2 torr at 458. oC. and a vapor pressure of 420. torr at 710. oC. What is the enthalpy of vaporization of this metal in kJ/mol?
A diprotic acid, H2A, has pKs 8.4 and 3.5. 50.0 mL of 0.10M of the diprotic acid, H2A, is titrated with 0.20 M NaOH. What is the Ve (i.e. the first equivalence point)?
An end-centered orthorhombic unit cell has a cereal-box shape with atoms at each corner and on the face of two opposite ends. How many atoms are in a unit cell
How will the molar mass of an unknown acid be affected if some of the solid remained after the titration was complete. Will the concentration of the molar increase, decrease, or have no effect
Using the de Broglie wave equation, calculate the speed, in m/s, at which an electron must travel to have a wavelength of 25.0 pm?
A natural gas mixture is burned in a furnace at a power-generating station at a rate of 13.0 mol per minute. (a) If the fuel consists of 9.3 mole CH4, 3.1 mole C2H6, 0.40 mol C3H8, and 0.20 mole C4H10, what mass of CO2 (g) is produced per minute? ..
How many aluminum atoms would have to be placed side by side to span a distance of 6.0 µm atoms (c) If the atom is assumed to be a sphere, what is the volume in m3 of a single aluminum atom
what is the boiling point of a solution containing 2.33 grams of C8H10N4O2 , dissolved in 15 grams of benzene?
which of the following is not consistent with the role water plays in dissociating ionic compounds?a. when an ionic
A 275-g sample of nickel at 100.0C is placed in 100.0 mL of water at 22.0C. What is the final temperature of the water.
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