Homework Answers Page 10559

• What is the difference between a perihelion and a aphelion?

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  Science

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• What properties of light are used in a periscope?

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  Physics

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• What is LH in women reproductive system?

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  Psychology

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• What is the formula of lithium nitride?

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  Chemistry

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• What is a synonym for "grace" in this sentence: "30+ statues grace the street-scape in downtown New York City"?

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  English

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• What does advent mean?

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  Physics

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• What is the function rule for these ordered pairs (-2, 10) (-1, -7) (0, -4) (1, -1) (2, 2)?

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  Algebra

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• What was Rudolph Virchow's contribution to the cell theory?

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  Biology

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• What is the relationship between the type of bonds and the solubility of a substance?

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  Chemistry

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• How many atoms of chlorine are in 1.00 mol of chlorine gas?

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  Chemistry

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• What is the mass of 2.65 moles of water?

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  Chemistry

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• Are high school classes like freshman, sophomore, junior, senior proper nouns?

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  English

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• How do you convert gallons to liters?

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  Physics

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• Can someone explain denotation and connotation and give some examples?

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  English

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• How do you balance chemical equations with parentheses?

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  Chemistry

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• How long would it take light from the sun to reach Eris?

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  Science

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• What is an isomer?

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  Chemistry

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• What is the derivative of ##y=ln(sec(x)+tan(x))##?

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  Calculus

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• How many valence electrons does aluminum have?

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  Chemistry

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• What is the difference between E/Z isomerism and cis/trans isomerism?

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  Chemistry

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• What is abstract reasoning?

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  Psychology

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• How was Le Chatelier's principle used to determine the extinction coefficient?

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  Chemistry

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• What is the Hess' law?

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  Chemistry

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• How does the law of diminishing returns affect a firm's cost of production?

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  Economics

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• What is the square root of 63 in simplest radical form?

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  Algebra

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• What is the Asthenosphere?

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  Science

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• A certain beverage contains 7.700% ethanol ##(C_2H_6O)## by mass. What volume of this beverage in milliliters contains 3.150 moles of ethanol?

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  Chemistry

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• Calculate [H3O+] for this solution: pH = 8.85? Can you please show how the answer is ##1.4×10^-9M##?

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  Chemistry

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• What is an eclipse compared to occultation?

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  Science

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• Which kind of exocrine gland has no cytoplasm in its secretion?

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  Psychology

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• What is the perimeter of a rectangle with sides 2/9 m and 5/6 m?

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  Geometry

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• What does it mean to say that two variables are directly proportional?

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  Algebra

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• What are all the prime factors of 144?

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  Algebra

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• In an exergonic reaction, what is the ##DeltaG##?

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  Chemistry

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• What are two major shortcomings of the Bohr model of the atom?

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  Chemistry

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• What is the corect product when 2Nacl + 2H2O = NaOH + H2 + Cl2 Nacl + H2o = NaOH + HCl Which is corect ?

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  Chemistry

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• How is a concentration gradient related to the process of diffusion?

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  Biology

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• Balance the following reaction: CaCO3 + FePO4 --> Ca3(PO4)2 + Fe2(CO3)3. Which reactant is limiting, assuming we start with 100 grams of calcium carbonate and 45 grams of iron (III) phosphate. What is the mass of each product that can be formed? What m...

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  Chemistry

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• What causes wind?

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  Science

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• If ##A = <3 ,-1 ,3 >##, ##B = <2 ,-3 ,5 >## and ##C=A-B##, what is the angle between A and C?

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  Geometry

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• How does gravity causes erosion?

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  Physics

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• Why is PEMDAS important?

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  Algebra

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• What compounds are the building blocks of DNA macromolecules?

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  Biology

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• What does the term "political apathy" mean?

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  Political Science

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• Describe how would you prepare 1 L of a 1 M solution of sodium chloride. The gram formula weight of sodium chloride is 58.44 g/mol.

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  Chemistry

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• What is chemical ionization–mass spectrometry (CI–MS)?

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  Chemistry

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• What are the layers of the Earth, in order?

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  Science

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• How do ribosomes relate to DNA?

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  Biology

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• How do you find the equation of a parabola with vertex at the origin and directrix x=-2?

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  Precalculus

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• How do you use the limit definition to compute the derivative, f'(x), for ##f(x)=cos(3x)##?

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  Calculus

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