Homework Answers Page 10585

• What is the circumference of a circle with diameter of 28 inches?

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  Geometry

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• How does polarization show that light is a transverse wave?

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  Physics

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• What is a definition of irregular verb in Spanish?

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  English

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• How do you convert rectangular coordinates to polar coordinates?

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  Geometry

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• What is Chromatography?

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  Chemistry

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• How do you verify the identity: ##cos^2x-sin^2x=1-2sin^2x##?

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  Geometry

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• How do you use the sum and difference formula to simplify ##sin20cos80-cos20sin80##?

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  Geometry

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• How do you find the area of a regular octagon given a radius?

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  Geometry

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• How do I use the algebraic method to balance the equation CaCO₃ + H₃PO₄ → Ca₃(PO₄)₂ + H₂CO₃?

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  Chemistry

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• What is the difference between a hyperbole and a superlative?

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  English

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• How is Coulomb's law similar to Newton's?

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  Physics

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• What is the force on a 1000 kg elevator that is falling freely at the acceleration of gravity?

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  Physics

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• How do you derive y=tanx using the definition of the derivative?

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  Calculus

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• The speed of sound in water is 1430 m/s. What is the wavelength of a sound with a frequency of 286 Hz traveling through the water?

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  Physics

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• Compare Charlemagne and Charles Martel? Please provide at least 7 comparisons.

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  History

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• Explain what happens waves undergo constructive interference

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  Physics

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• What is the electron configuration for a nitride ion?

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  Chemistry

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• How do you find the slant asymptote of ##y=sqrt(x^2+4x) ##?

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  Precalculus

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• What are some examples of vascular tissue?

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  Biology

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• How would you balance Ag2O --> Ag + O2?

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  Chemistry

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• 16 degrees celsius is what in fahrenheit?

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  Algebra

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• The formula for ethanol is CH3CH2OH what is the mole ratio of H to C?

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  Chemistry

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• Ethan planted a tree that is 37.5 inches tall. If the tree grows 3 inches each year, how long will it take for the tree to reach a height of 54 inches?

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  Algebra

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• Please explain how to determine what is oxidized and what is reduced in the following reaction: PbS + 4H2O2 --> PbSO4 + 4H2O

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  Chemistry

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• How to graph a parabola ##x=(y^2) - 4y + 3##?

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  Algebra

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• How can I balance this equation? ____ ##KClO_3 ->## ____ ##KCl +## ____ ##O_2##

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  Chemistry

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• What is half of 1/3 cup?

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  Algebra

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• What is the Doppler shift, and why is it important to astronomers?

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  Physics

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• Why is the North Star called the North Star? Where is it in the sky it is when viewed from the North Pole and the Equator?

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  Science

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• How do you round 0.238 to the nearest tenth?

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  Algebra

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• What is (-∞, -3) U (-3, ∞) in inequality notation?

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  Algebra

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• What is the formula to calculate population growth/rate?

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  Environmental Science

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• What is antigenic drift?

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  Psychology

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• What is the final step of completing a solve by substitution problem?

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  Precalculus

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• How do you convert ##4x – 8y = 8## into slope intercept form?

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  Algebra

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• What is the lateral area of a cone with a radius of 3.5 milliliters and a slant height of 8 millimeters?

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  Geometry

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• What is 14/5 times 5/12?

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  Algebra

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• The work function of an element is the energy required to remove an electron from the surface of the solid element. The work function for lithium is 279.7 kJ/mol. What is the maximum wavelength of light that can remove an electron from an atom ?

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  Chemistry

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• How do you find the area of an ellipse using integrals?

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  Calculus

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• How do you use logarithmic differentiation to find the derivative of ##y=(tanx)^(1/x)##?

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  Calculus

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• What are ketones?

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  Chemistry

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• Is there a difference between the digestive tract and the gastrointestinal tract?

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  Psychology

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• Why is phenyl carbocation unstable?

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  Chemistry

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• What is the molar mass of aspirin, ##C_9H_8O_4##?

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  Chemistry

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• A coin is flipped 12 times. What is the probability of getting exactly 8 heads?

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  Statistics

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• When sodium metal is dissolved in liquid ammonia a blue solution is formed which is highly conducting because electrons are solvated. Dissolving more sodium in solution results in a reduction in conductivity. Why is this?

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  Chemistry

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• What the main structural difference between a monosaccharide, a disaccharide, and a polysaccharide?

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  Biology

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• Acceleration due to gravity on Mars is about one—third that on Earth. Suppose you throw a ball upward with the same velocity on Mars as on Earth. How would the balls maximum height compare to that on Earth?

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  Physics

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• What is seasonal unemployment?

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  Economics

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• How many turning points can a cubic function have?

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  Calculus

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