Homework Answers Page 10671

• Trimethylamine, (CH3)3N, is a weak base (Kb = 6.4 × 10–5) that hydrolyzes by the following equilibrium: (CH3)3N + H2O → (CH3)3NH+ + OH– What is the pH of a 0.1 M solution of (CH3)3NH+? (Enter pH to 2 decimal places; hundredth's.

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  Chemistry

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• How do viruses violate the cell theory?

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  Biology

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• What is the relationship between reactants and products of photosynthesis and cellular respiration?

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  Biology

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• What region became known as the satellite nations of the Soviet Union?

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  History

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• How long would it take to go in AU from Jupiter to Neptune

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  Science

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• What is 234 divided by 7?

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  Algebra

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• What is the simplest radical form of the square root of 216?

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  Algebra

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• How many distinguishable ways can the letter of the word SASSAFRAS be arranged using all the letters?

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  Statistics

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• What force caused the movement of the continents from one supercontinent to their present positions?

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  Science

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• If an asteroid has a perihelion distance of 2.0 A.U. and an aphelion distance of 6.0 A.U., what is its orbital semi-major axis, eccentricity, and period? Thanks!?

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  Science

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• How do you use the binomial series to expand the function ##f(x)=(1-x)^(2/3)## ?

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  Calculus

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• What is the area of an equilateral triangle with side length 14?

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  Geometry

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• What is the difference between filtration and diffusion?

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  Biology

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• How would you arrange the following elements in order of increasing ionization energy: Te, Pb, Cl, S, Sn?

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  Chemistry

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• I need a proper noun for Asia. Is "Continent" correct?

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  English

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• Who was president during the Whiskey Ring scandal?

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  History

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• How do you use the rational root theorem to find the roots of ##P(x) = 0.25x^2 - 12x + 23##?

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  Precalculus

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• What is ##16+(4+7)-2##?

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  Algebra

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• Why is He2 not formed according to Valence Bond Theory? Also please explain Valence Bond Theory.

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  Chemistry

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• What is a spring tide and what causes this phenomenon?

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  Science

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• How did Redi’s experiment help disprove the idea of spontaneous generation?

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  Biology

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• How do you convert 95 mph to meters per second?

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  Physics

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• Why does phosphorus come after silicon on the periodic table?

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  Chemistry

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• Why does the word "bureaucracy" have a negative connotation?

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  English

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• What is the formula of the compound formed when Mg reacts with P?

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  Chemistry

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• How do you convert 1 1/4 gallons to liters?

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  Algebra

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• What is the atomic number for the silver?

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  Chemistry

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• If the mass of the sun reduced by was one-half, approximately how much longer would the sun live than it would with its current mass?

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  Science

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• What is an alkoxide?

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  Chemistry

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• A mass of 5kg of ammonia at its boiling point is vaporized when 6.5 MJ of heat is supplied to it. Calculate the specific latent heat of vaporization of ammonia?

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  Chemistry

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• What is 2.5% as a fraction?

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  Algebra

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• What are three "-ing" words and two adjectives that describe peace?

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  English

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• How does the definition of strong nuclear force differ between astronomy and physics?

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  Science

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• How many moons does Pluto have?

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  Science

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• Could you explain me the Rutherford alpha particle scattering experiment?

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  Chemistry

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• How do you simplify ##i44 + i150 - i74 - i109 + i61##?

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  Precalculus

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• What is facilitated diffusion?

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  Biology

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• How can I determine the empirical formula from percent composition?

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  Chemistry

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• How many double covalent bonds are in an alkane?

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  Chemistry

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• On adding 'x' g of the solute to 100 g aqueous solution, the concentration in terms of mass by mass percentage changes from 50% to 60%. What is the value of 'x'?

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  Chemistry

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• What are some examples of personification about the apple tree and apples?

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  English

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• How do you write the notation for end behavior?

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  Precalculus

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• What is an acceleration vs time graph?

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  Physics

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• How do intermolecular forces affect freezing point?

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  Chemistry

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• What is impulse?

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  Physics

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• How do you calculate percent composition using gas chromatography?

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  Chemistry

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• What is the magnetic quantum number of the 19th electron of Calcium?

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  Chemistry

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• What is an example of a balancing chemical equations practice problem?

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  Chemistry

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• What is a sentence with the word "vie" in it?

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  English

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• What is the charge on he helium atom? Explain your reasoning. (A helium atom has two electrons, two protons, and two neutrons.)

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  Chemistry

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