Homework Answers Page 10690

• How many electron shells does the element nitrogen have?

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  Chemistry

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• Bob wants to cut a wire that is 60 cm long into two pieces. Then he wants to make each piece into a square. Determine how the wire should be cut so that the total area of the two squares is a small as possible?

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  Algebra

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• Sherry is 25 years younger than her dad. The sum of their ages is 59. How old is Sherry?

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  Algebra

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• What's the difference between a mandate and a colony?

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  History

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• How do bacteria reproduce?

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  Biology

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• What are the factors of 16?

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  Algebra

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• The moon is approximately 385,000 km from Earth. What is this distance in astronomical units?

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  Science

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• What are some examples of gustation?

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  Biology

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• Is the SI unit of volume derived from the unit of length?

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  Chemistry

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• What is the derivative of ##ln(1+(1/x))##?

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  Calculus

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• What effect does the Coriolis effect have on climate?

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  Science

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• What are unbalanced forces?

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  Physics

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• What are tides and how are they produced?

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  Science

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• How can I use scientific notation on casio calculator?

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  Chemistry

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• How would you classify each of the following as element, compound, or mixture?

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  Chemistry

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• How do you evaluate ##cot(arcsin(x-1))## without a calculator?

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  Geometry

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• What determines whether precipitation is in the form of rain, snow, hail, sleet, etc?

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  Science

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• Michelle has two different babysitting rates. Rate A is a flat fee of $10 plus $10 per hour. Rate B is $12 per hour. What is the LEAST number of hours she must baby-sit to make Rate B the better paying rate?

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  Algebra

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• How many cups are equivalent to one pint?

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  Algebra

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• If ##tan (x) =5/12##, then what is sin x and cos x?

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  Geometry

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• How is binary fusion different from budding?

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  Biology

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• How do you condense ##20lna-4lnb##?

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  Precalculus

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• What is the difference between the formula for variance and sample variance?

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  Statistics

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• 2.4g/mL to mg/L?

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  Chemistry

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• What is the domain and range of ## y= sqrt(x) -2##?

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  Algebra

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• What does "being made redundant" mean? Not the repetitive meaning, the employment-related meaning?

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  English

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• Why are metallic compounds insoluble in water?

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  Chemistry

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• What is the function of a fruit?

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  Biology

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• How does pH affect Gibbs free energy?

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  Chemistry

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• Explain Back Bonding in B2H6. Is it a 3 center bond?

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  Chemistry

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• What is the nuclear equation for uranium-238 after alpha radiation is emitted?

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  Chemistry

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• What is the name of a polygon if the ratio of the interior to exterior angle is 7:2?

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  Algebra

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• What simple machines belong to the lever family?

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  Physics

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• The volume of a sphere is given by V = (4/3)πrr3 , where r is the radius. Compute the volume of a sphere with a radius of 199 pm. State your answer in units of m3?

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  Chemistry

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• Please describe each mixture separation technique?

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  Chemistry

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• Hank has a board 1.75 meters long. He used 0.8 meter to build the walls of a bird house. He used 0.4 of what is left for the floor. He needs 0.6 meter for the roof. Does he have enough wood for the roof?

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  Algebra

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• Where in the kidney is the renal medulla?

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  Psychology

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• What is the difference between tautomerism and metamerism?

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  Chemistry

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• Pristine Printing will print business cards for $.10 each plus a setup charge of $15. The Printing Place offers business cards for $.15 each with a setup charge of $10. What number of business cards costs the same from either printer?

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  Algebra

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• How many kilograms is 130 pounds?

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  Algebra

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• What is the z score of a 99 confidence interval?

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  Statistics

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• What is the decay equation for the beta decay of uranium 237?

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  Chemistry

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• What are examples of skeletal system diseases?

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  Psychology

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• What is the difference between the remainder theorem and the factor theorem?

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  Precalculus

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• A capacitor is charged to potential difference of 12V it delivers 40% of its stored energy to lamp? what is final potential difference across capacitor? a. 4.3V b. 4.8V c. 7.2V d. 9.3V

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  Physics

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• How can molarity be used as a conversion factor?

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  Chemistry

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• Calculate the mass ratio of zinc to iodine in zinc iodide .( mass of zinc consumed is 1.05g and mass of iodine consumed is 1.98g)Mass of ZnI2 after reaction is 2.45g ?????

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  Chemistry

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• What is a formula unit?

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  Chemistry

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• What percent of the earth's surface is covered by water?

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  Science

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• How are carrying capacity and limiting factors related?

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  Biology

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