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Question- How many grams of water can be formed when 1.396L of Hydrogen has at STP completely reacts with Oxygen?
H2(g)+ O2(g)----> H2O
If possible just a brief explanation how you got the answer?
How many grams of water can be cooled from 45 C to 23 C by the evaporation of 63 of water? (The heat of vaporization of water in this temperature range is 2.4 kJ/g . The specific heat of water is 4.18 J/g*K .)
Problem- A sample of gas occupies a volume of 74.8 mL. As it expands, it does 116.3 J of work on its surroundings at a constant pressure of 783 torr. What is the final volume of the gas
Calculate the ratio of the concentration of acetate and acetic acid required in a buffer system of pH=4.10. The pKa of acetic acid is 4.76.
Explain the density of water at 25.00C is 0.9970 g/mL. Utilize the mass of the empty bulb as well as this data to show that the volume of the bulb is 200.8 mL.
What is the difference between alpha-glucose and beta-glucose? and show the condensation of two glucose molecules to form a disaccharide with an alpha linkage; with a beta linkage.
Alpha terpene, C10H16, is a pleasant-smelling hydrocarbon that has been isolated from oil of marjoram. On hydrogenation over a palladium catalyst, alpha terpene reacts with two molar equivalents of H2 to yield a hydrocarbon C10H20
question what are a the energy b the momentum and c the wavelength of the photon that is emitted when a hydrogen atom
If you were to dissolve 15.0 mg of the antibiotic in 546 mg cyclohexane, at what temperature would you expect this solution to boil
Calculate D for hemoglobin in water at 25 degrees celsius ( ? = 0.89 cP ), given that Vm= 48000 cm^3/mol for hemoglobin. Assuming the molecules are spherical and estimate the volume of a molecule as Vm/ Na.
a 0.421 g sample of aspirin prepared in the laboratory is dissolved in 95 ethanol diluted with water and titrated to a
Consider a molecule having three energy levels as follows: State Energy (cm?1) degeneracy 1 0 1 2 500. 3 3 1500. 5 Imagine a collection of N molecules
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
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