Homework Answers Page 10575

• Define homeostasis?

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  Biology

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• What does the surface of Venus look like?

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  Science

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• How do you determine the y-intercept of the tangent line to the curve ##y=sqrt(x^2+4)## at ##x=3##?

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  Calculus

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• What is the correct chemical formula for carbonic acid?

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  Chemistry

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• What is a gyre? Where would you find one?

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  Science

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• Why is chargaff's rule important to DNA?

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  Biology

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• Why does electric potential increase with distance?

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  Physics

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• Why does t-butyl chloride undergoe solvolysis in 70% water/30% acetone at a rate slower than in 80% water/20% acetone?

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  Chemistry

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• What is the Bronsted-Lowry acid and base versus Lewis?

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  Chemistry

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• How do you prove ##(1 - sin2x) /(cos2x) = (cos2x) / (1 + sin2x)##?

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  Geometry

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• What animal classification is a snail?

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  Biology

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• How far is Saturn from Earth?

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  Science

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• Why are alkaline metals and alkaline earth metals so reactive? Shouldn't they be less reactive because their electrons are harder to pull away?

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  Chemistry

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• How do elements and compounds differ?

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  Chemistry

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• According to Kepler's First Law, planets move in elliptical orbits. Why is that considered accelerated motion? According to Newton, what is the force causing that acceleration?

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  Science

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• Ho do I use the limit definition of derivative to find ##f'(x)## for ##f(x)=3x^2+x## ?

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  Calculus

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• What is the molality of a nonvolatile, nonelectrolyte solute?

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  Chemistry

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• What are some examples of hypotonic solutions?

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  Biology

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• How do you solve ##sqrt(x/10) = sqrt(3x-58)##?

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  Algebra

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• Why is cosmology important?

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  Science

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• Hydrate problem Copper(II) Sulfate pentahydrate is a well known hydrate. Suppose a sample of the hydrate was heated and 7.24g of anhydrous copper (II) sulfate was recovered. What was the mass of the original hydrated sample?

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  Chemistry

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• What is the new AC Method to factor trinomials?

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  Algebra

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• Copper on periodic table:63.546 Explain how you know that this value cannot be the mass of just one copper atom (but instead the average of two or more isotopes). HELP?

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  Chemistry

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• Why is magnetic force a non contact force?

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  Physics

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• What is the SI unit of mass?

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  Chemistry

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• Phases of meiosis??

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  Biology

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• Why does 1 amu = 1 g/mol?

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  Chemistry

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• What is the valence electron configuration for sodium?

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  Chemistry

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• What exactly does the lymphatic system do to help protect the body?

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  Psychology

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• How many sides does a dodecagon have?

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  Geometry

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• How do you evaluate ##sin(-pi/6)##?

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  Geometry

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• How are osmolarity and osmolality different?

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  Chemistry

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• Where in the body is the skeletal system located?

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  Psychology

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• How does a biome relate to a climate zone?

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  Environmental Science

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• How to calculate specific heat of metal, and molar heat capacity of metal?

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  Chemistry

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• For singular words that end in s ss, sh, ch x, or z, what letters are added to make them plural?

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  English

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• What is an implied subject?

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  English

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• What are some examples of polysaccharides?

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  Biology

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• What is the van't Hoff factor of ##Na_3PO_4## in a 0.40 m solution whose freezing point is -2.6°C ?

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  Chemistry

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• How come a three-dimensional figure with a curved surface is not a polyhedron?

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  Geometry

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• Explain the difference in ionization energies of alkali and alkaline earth metals?

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  Chemistry

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• What is the difference between a convex polygon and a concave polygon?

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  Geometry

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• How do the cytoskeleton and the cytoplasm contribute to cell's shape?

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  Biology

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• How does scientific notation work?

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  Chemistry

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• Which element has a higher 3rd ionization energy, Al or Mg? Why?

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  Chemistry

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• What is the definition of exponential growth?

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  Calculus

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• A carbon isotope consists of 6 protons, 6 electrons and 8 neutrons, what is the mass number?

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  Chemistry

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• What are longitudinal waves?

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  Physics

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• How do gastropods differ from bivalves?

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  Biology

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• How is Le Chatelier's principle used to treat CO poisoning?

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  Chemistry

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