Homework Answers Page 10791

• The length of the diagonal of a square is 8 cm. How long are the sides of the square?

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  Algebra

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• What is a predicate complement?

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  English

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• Water molecule are able to form hydrogen bonds with? A OXYGEN gas o2 molecules b any compound that is not soluble in water c compounds that have polar covalent bonds d oils

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  Chemistry

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• What is the difference between isotopes and isobars?

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  Chemistry

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• What do you mean by physiological buffers? What are the different types of buffers found in the blood? If possible, please state examples.

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  Chemistry

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• 815 gal/h is equivalent to how many qt/sec?

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  Chemistry

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• The area of Texas in square miles is approximately 5 times the area of Arkansas. If the area of Arkansas is 53,178 square miles, what is the area of Texas?

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  Algebra

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• Why is the surface of water in a graduated cylinder curved?

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  Chemistry

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• What effect does hypotonic fluid and hypertonic solution have on ADH secretion?

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  Biology

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• Changing the temperature or pH can change an enzyme's shape. How might changing the temperature or pH affect the function of an enzyme?

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  Biology

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• Why did the Apollo 13 astronauts feel as if they were suffocating, despite having an adequate amount of oxygen?

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  Psychology

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• What is the amplitude, period and range for ##f(x)=-2sin(2x)-1## and how do you graph it?

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  Precalculus

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• What is the empirical formula and empirical formula mass for the following compound: C3H6O3?

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  Chemistry

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• What is the integral of ##cos^6(x)##?

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  Calculus

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• What is 0.25 repeating as a fraction?

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  Algebra

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• At the poles, how fast does the earth spin?

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  Science

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• What is a lever?

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  Physics

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• How does inertia relate to the flight of an airplane?

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  Physics

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• Is water and hexane miscible or immiscible?

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  Chemistry

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• How do you find all six trigonometric functions of 240 degrees?

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  Geometry

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• What is 0.3% as a fraction?

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  Algebra

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• Is blood a homogeneous mixture or a heterogeneous mixture?

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  Chemistry

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• How does metallic bonding affect the properties of metals?

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  Chemistry

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• Draw the molecular orbital diagrams of : ##O_2## ; ##O_2^+## ; ##O_2^-## ?

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  Chemistry

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• Which of the following is an oxidizing agent?

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  Chemistry

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• What is the hottest planet in our solar system?

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  Science

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• Calculate the concentrations of all species in a 0.300 M ##Na_2SO_3## (sodium sulfite) solution? The ionization constants for sulfurous acid are ##K_(a1) = 1.4* 10^(–2)## and ##K_(a2) = 6.3 * 10^(–8)##. ##[Na^+]## ##[SO_3^-2]## ##[HSO_3^-]## ##[OH^-]## ##[H^+]##

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  Chemistry

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• What is a connotation of cacophony?

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  English

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• What are the possessive nouns in the sentence fragments below?

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  English

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• A 2 year old boy begins severely craving for salt and starts developing sexually. His test results shows hyperglycemia. What endocrine gland is hypersecreting? Why?

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  Psychology

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• The temperature is - 35 degrees C. What is the temperature in degrees F?

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  Chemistry

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• What stereoisomers are obtained from hydroboration–oxidation of 1-ethylcyclohexene?

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  Chemistry

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• What portion of the heart do semilunar valves prevent backflow into? What portion of the heart do the atrioventricular valves prevent backflow into?

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  Psychology

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• What is the sec^2 (pi/3)?

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  Geometry

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• What is the greatest common factor of 30, 45, and 50?

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  Algebra

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• Why do some organisms use both types of reproduction?

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  Biology

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• What is the basis for the quantum mechanical model are the atom?

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  Chemistry

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• Are there any other formula of average acceleration beside change in velocity over change in time?

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  Physics

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• What are index fossils ?

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  Science

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• In a dihybrid cross, AaBb x AaBb, what fraction of the offspring will be homozygous for both recessive traits?

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  Biology

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• What is the derivative of ##y=arccos(1/x)##?

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  Calculus

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• Who was the first female astronaut in the United States?

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  Science

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• Is type O blood the universal recipient or the universal donor or both?

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  Psychology

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• What is the definition of nuclear energy?

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  Environmental Science

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• What are the explicit equation and domain for an arithmetic sequence with a first term of 8 and a second term of 5?

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  Precalculus

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• What does "Literary canon" mean?

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  English

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• What is the distance between the sun and the earth?

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  Science

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• Who founded the Maryland colony?

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  History

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• An electric clothes dryer draws 18 A from a 240-V wall outlet. How much power, in watts, does it use?

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  Physics

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• How does chemotherapy work to treat cancer?

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  Biology

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