Homework Answers Page 10588

• What is the difference between an isotope and an element?

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  Biology

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• What is a very bright star that is made of an enormous cloud of gas?

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  Science

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• What is 4 square root of 80?

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  Algebra

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• Why does KCN give -CN nucleophile while AgCN gives isocyanide?

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  Chemistry

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• What is the difference between a point estimate and an interval estimate?

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  Statistics

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• What is sublimation in the water cycle and what are examples?

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  Environmental Science

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• What ate the intrinsic and non intrinsic semi conductors?

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  Physics

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• How did J.J. Thomson change Dalton's atomic theory?

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  Chemistry

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• How many centimeters are there in 2 kilometers?

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  Algebra

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• What is the difference between monocytes, neutrophils, eosinophils, lymphocytes, and basophils?

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  Psychology

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• What are delocalized electrons?

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  Chemistry

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• Are there similar blanks on the modern periodic table between magnesium and aluminum?

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  Chemistry

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• To see the inner part of ear and other parts, E.N.T doctors use a concave mirror. What speciality of the mirror is used here?

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  Physics

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• How does the kinetic theory of matter define heat?

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  Physics

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• What is the difference between osmosis and diffusion?

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  Biology

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• The perimeter of a rectangle is 48 in. If the length is twice the width, what is the length of the rectangle?

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  Geometry

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• Carla runs ##4## miles every day. She jogs from home to the school track which is ##3/4## mile away. She then runs laps around the ##1/4-## mile track. Carla then jogs home. How many laps does she run at the school?

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  Algebra

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• Water sprinkler used for grass lawns begins to rotate as soon as the water is supplied.Explain the principle on which it works.?

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  Physics

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• Why is mitosis important in the repair and growth of tissue?

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  Biology

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• What is the duet rule?

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  Chemistry

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• How do you calculate the antiderivative of ##sin(2x)/cos(x) dx##?

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  Calculus

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• How is radiation different from conduction and convection?

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  Physics

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• Spencer bought 3 books of stamps and mailed a package. It cost $4.50 to mail the package. How do you define a variable and write an expression to represent the total amount he spent at the post office?

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  Algebra

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• What is the circumference of a circle with a radius of 9 cm?

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  Geometry

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• From the top of a lighthouse 55 ft above sea level, the angle of depression to a small boat is 11.3 degrees. How far from the foot of the lighthouse is the boat?

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  Geometry

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• What is the limit of the greatest integer function?

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  Precalculus

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• How do you find the six trigonometric functions of 300 degrees?

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  Geometry

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• How many constitutional isomers are possible for the formula C4H9Cl?

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  Chemistry

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• What are some examples of rotifers?

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  Biology

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• Which is the strongest acid among these: ##HBr##, ##HF##, ##HI##, and ##HCl##?

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  Chemistry

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• What does supplementary mean?

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  Geometry

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• What are the fat soluble vitamins? What makes them soluble?

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  Chemistry

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• 5. Lithium nitride has the chemical formula ##Li_3N##. Rubidium is in the same chemical family as lithium. What is the formula of rubidium nitride?

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  Chemistry

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• How many atoms are there in 1 mole of H2O, and how would you calculate this?

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  Chemistry

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• How does a hydrolysis reaction separate a polymer into its monomers?

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  Chemistry

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• What is activation energy in a chemical reaction and what happens when we provide activation energy to a chemical?I know it's going to react.But I need to know the full procedure.And why activation energy is different from bond energy?

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  Chemistry

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• What is the polymer and monomer for lipids?

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  Biology

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• Why is old oceanic crust more dense than new oceanic crust?

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  Science

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• What type of reaction is this? How do you balance it? ##Hg(OH)_2 + H_3PO_4 -> Hg(PO_4)_2 + H_2O##

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  Chemistry

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• Is sulfur a metal, metalloid, or nonmetal? What is its family name?

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  Chemistry

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• How do you write a verbal expression for ##w-1##?

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  Algebra

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• What are 5 properties of minerals?

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  Science

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• Viruses that kill host cells are lysogenic or lytic? I get confused

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  Biology

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• How did salutary neglect lead to the seeds of independence for the colonies?

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  History

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• Why are all enzymes are proteins, but not all proteins are enzymes?

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  Biology

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• What causes tides to occur?

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  Science

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• What best summarizes the process of protein synthesis?

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  Biology

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• How many obtuse angles does a hexagon have?

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  Geometry

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• Why did the Spanish feel threatened by the French in East Texas?

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  History

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• Sam ran 63,756 feet in 70 minutes. What is Sam's rate in miles per hour?

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  Algebra

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