Homework Answers Page 10742

• How can a balanced chemical equation be used to write an equilibrium-constant expression?

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  Chemistry

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• Your height is 5 feet and l 5/8 inches. Your friend's height is 5.6 feet. Who is taller?

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  Algebra

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• What does velocity mean in motions graphs?

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  Physics

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• How do you write a numerical or variable expression for each quantity: two dozen eggs?

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  Algebra

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• How do you find diameter of a circle with circumference?

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  Geometry

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• Why is ionic bonding referred to as non directional?

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  Chemistry

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• What was the name of the case from the 1800s that established the policy of "separate but equal"?

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  History

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• 2KNO3 ----> 2KNO2 + O2 if 25g of KNO3 is heated, find: (1) What is the mass of KNO2 formed? (2) What is the volume of O2 formed at RTP?

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  Chemistry

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• What are sunspots?

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  Science

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• What is the past tense of "sing"?

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  English

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• What is the derivative of ##y=arctan(4x)##?

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  Calculus

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• What is the area of a circle with circumference of 6.28?

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  Algebra

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• What element is represented by ##[Ar]4s^2 3d^10 4p^1##?

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  Chemistry

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• How fast does earth rotate near the equator?

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  Science

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• How do you write ##-0.875## as a fraction?

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  Algebra

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• Which word in the sentence is a predicate nominative? Could you explain why?

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  English

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• How do you find a vertical asymptote for y = sec(x)?

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  Calculus

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• What is the complementary angle to 42°?

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  Geometry

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• What does positive and negative connotation mean?

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  English

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• How much energy is required to melt a 20.0 lb bag of ice ar 0 C? a pond of ice is equivalent to 0.4536 kg. The delta Hfusion of ice is + 6.009 KJ/mol.

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  Chemistry

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• What is ##(3pi)/8 ## radians in degrees?

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  Geometry

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• What is the meaning of hepatic flexure?

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  Psychology

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• What is the structural formula of cyclobutane?

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  Chemistry

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• What is the valence electron configuration for neon?

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  Chemistry

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• What was Roosevelt's goal in creating the SEC and FDIC?

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  History

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• How did the 13th, 14th, and 15th amendments affect slavery after the Civil War?

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  History

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• How do you find the integral of ##(t)sec^2(2t)dt##?

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  Calculus

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• What is the difference between Intermediate Value Theorem and the Extreme Value Theorem?

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  Calculus

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• What is considered the trigger that started WW1?

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  History

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• What does low protein in blood mean?

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  Psychology

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• How does prophase I differ from prophase II in meiosis?

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  Biology

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• What are anomers?

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  Chemistry

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• How does kinetic molecular theory relate to absolute zero?

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  Chemistry

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• Why is naming compounds important?

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  Chemistry

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• What is an acid-base reaction?

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  Chemistry

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• What is a true rib, a false rib, and a floating rib? Why are floating ribs easily broken?

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  Psychology

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• What is the surface area formula for a sphere?

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  Geometry

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• If 525 mL of 0.80 M HCl solution is neutralized with 315 mL of Sr(OH)2 solution what is the molarity of the Sr(OH)2? __ HCl + __ Sr(OH)2 _x0001_ __ SrCl2 + __ H2O

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  Chemistry

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• What characteristic helps identify nonfoliated metamorphic rocks?

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  Science

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• What is a simple definition of the carbon cycle?

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  Environmental Science

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• How does the structure of rough endoplasmic reticulum relate to its function?

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  Biology

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• How do you find the exact value of ##sin60°cos30° + sin30°cos60°##?

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  Geometry

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• A, B and C are collinear points and B is in between points A and C. If AB = 15, AC= 47, what is the length of BC?

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  Geometry

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• A sample of water contains x% of ##"D"_2"O"##. Its molecular weight is ##19##. The value of x is what?

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  Chemistry

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• What is the sum of ##1/6, 2/3,## and ##1/4##?

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  Algebra

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• The length of a rectangle is 3 times its width. If the perimeter of the rectangle is 48 inches, how do you find the length?

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  Algebra

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• Name two advantages of relative density over density in measurement?

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  Physics

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• How can water be both renewable and a non-renewable resource?

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  Science

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• Based on the principle of nomenclature, can we call H2S hydrogen sulfide instead of hydrosulfic acid?

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  Chemistry

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• What is enthalpy?

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  Chemistry

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