Homework Answers Page 10511

• How does the electron cloud model differ from the Bohr model?

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• What are some examples of matter?

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• Why is water liquid where as H2S is gas at room temperature?

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• What is the greatest common factor of 42, 126, and 210?

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  Algebra

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• What is not a trait of the members in the kingdom Archaebacteria?

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• How do autosomal traits differ from sex-linked traits?

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• What is the scientific definition of half life?

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• What is an ion?

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• What did the New Jersey Plan suggest?

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  History

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• Why were colonists angry about British officers using writs of assistance?

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• What is the oxidation number of carbon in the ion (Co3)2-?

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• How are the cerebrum and cerebellum similar?

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  Biology

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• What are some examples of tone in literature?

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  English

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• How do you find the slope of the line normal to the curve ##(x^2+4)*y=8##?

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  Calculus

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• How does vascular connection theory explain apical dominance?

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• What is pathos of fallacies?

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  English

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• How did Dalton Atomic Theory explain the law of definite proportions?

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  Chemistry

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• What are the defining characteristics of the Precambrian time?

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• How does vapor pressure related to intermolecular forces?

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• A beam of light has a wavelength of 506 nanometers. What is the frequency of the light? What color is the light?

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  Science

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• What is the sum of the first 500 odd numbers?

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  Algebra

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• How many grams of lithium nitrate will be needed to make 250 grams of lithium sulfate, assuming that you have an adequate amount of lead (IV) sulfate to do the reaction? Pb(SO4)2 + 4 LiNO3  Pb(NO3)4 + 2 Li2SO4

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• What is the definition of osmosis in terms of solute concentration?

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• Why are fossils rare in precambrian rocks?

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• What was the Pendleton Civil Service Act?

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  History

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• What are the 3 cell cycle "checkpoints?"

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  Biology

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• If ethanol has a density of .785 g/mL, what is the volume of 83.3 g of ethanol?

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• What is pus? Is it just white blood cells?

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  Psychology

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• Lead(II) chromate, PbCrO4, is a yellow paint pigment (called chrome yellow) prepared by a precipitation reaction . In a preparation, 45.6 g of lead(II) chromate is obtained as a precipitate. How many moles of PbCrO4?

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• How does Shakespeare characterize the witches in Macbeth? What is their thematic significance?

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  English

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• How to calculate the mass ratio of zinc to iodine in zinc iodide ?

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• What di you mean by hemolytic fission and heterolytic fission?

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• How can I calculate the percent composition of water in a hydrate?

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• Creatine phosphate functions in the muscle cell by?

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  Biology

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• What are the similarities and differences between prokaryotic and eukaryotic genomes?

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  Biology

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• When balancing a chemical equation, why can you change coefficients, but not subscripts?

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  Chemistry

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• How does heat capacity affect living organisms?

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  Chemistry

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• How do you determine if ##f(x,y)=-x^3+3x^2y^2-2y^2## is homogeneous and what would it's degree be?

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  Calculus

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• A pen costs $.59. How much would a dozen pens cost?

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  Algebra

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• What is the the role of atp and nadph in the calvin cycle?

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  Biology

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• What is a hyperbole in the poem, "The Highwayman"?

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  English

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• How do you find the Slope of the curve ##y=sqrt(x)## at the point where ##x=4##?

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  Calculus

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• What is the chemical formula and molar mass for water?

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  Chemistry

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• How do you simplify 3/5 divided by 2?

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  Algebra

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• Calcium hydride reacts with water to form calcium hydroxide and hydrogen gas. How many grams of calcium hydride are needed to form 8.5 grams of hydrogen?

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  Chemistry

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• Your teacher has mixed salt, pepper, and water. What is a procedure that you could use to separate this mixture?

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• How did the Allies overcome the German U-boats and win the Battle of the Atlantic?

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  History

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• Combustion reactions always result in the formation of water. What other types of chemical reaction may result in the formation of water? What are some examples of these reactions?

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• Find the value of cos theta/1-sin theta + cos theta/1+sin theta=4?

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  Geometry

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• In the polyatomic ion, CrO4 -2, what is the charge on the chromium atom?

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  Chemistry

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