Homework Answers Page 10581

• What are the similarities and differences between prokaryotic and eukaryotic genomes?

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  Biology

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• When balancing a chemical equation, why can you change coefficients, but not subscripts?

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  Chemistry

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• How does heat capacity affect living organisms?

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  Chemistry

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• How do you determine if ##f(x,y)=-x^3+3x^2y^2-2y^2## is homogeneous and what would it's degree be?

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  Calculus

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• A pen costs $.59. How much would a dozen pens cost?

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  Algebra

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• What is the the role of atp and nadph in the calvin cycle?

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  Biology

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• What is a hyperbole in the poem, "The Highwayman"?

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  English

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• How do you find the Slope of the curve ##y=sqrt(x)## at the point where ##x=4##?

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  Calculus

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• What is the chemical formula and molar mass for water?

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  Chemistry

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• How do you simplify 3/5 divided by 2?

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  Algebra

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• Calcium hydride reacts with water to form calcium hydroxide and hydrogen gas. How many grams of calcium hydride are needed to form 8.5 grams of hydrogen?

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  Chemistry

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• Your teacher has mixed salt, pepper, and water. What is a procedure that you could use to separate this mixture?

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  Chemistry

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• How did the Allies overcome the German U-boats and win the Battle of the Atlantic?

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  History

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• Combustion reactions always result in the formation of water. What other types of chemical reaction may result in the formation of water? What are some examples of these reactions?

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  Chemistry

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• Find the value of cos theta/1-sin theta + cos theta/1+sin theta=4?

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  Geometry

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• In the polyatomic ion, CrO4 -2, what is the charge on the chromium atom?

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  Chemistry

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• Put mercury(II) oxide in a vacuum bottle and let it decompose at 500 °C. This equilibrium takes place: ##"2HgO(crystal)" ⇌ "2Hg(vapor)" + "O"_2("g")##. What is ##ΔG## for the reaction at 500 °C?

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  Chemistry

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• What is the formula of aluminum carbonate?

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  Chemistry

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• What is diction? What some examples of it? I wrote a persuasive essay in my AP class, and my teacher wrote DICTION! everywhere.

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  English

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• How do you convery cal to Joules? i.e. 444 cal to joules

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  Chemistry

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• What is the long definition of rotational motion? What are the other types of motion?

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  Physics

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• What are the E and Z isomers of cinnamic acid?

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  Chemistry

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• A potassium ion has a charge of 1+. A sulfide ion has a charge of 2- .Wha tis the chemical formula for potassium sulfide?

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  Chemistry

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• How does chemical weathering differ from mechanical weathering?

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  Science

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• What pressure (in torr) is exerted by 10.0 g of O2 in a 2.50 L container at a temperature of 27 degree C?

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  Chemistry

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• 1-liter 10x stock solution of SDS-running buffer is made. The 10x solution has 1%(w/v) concentration of SDS(MW288.8). What is the molarity of the SDS in 1x running buffer? the 10x stock is made at a concentration that is 10 times that of the concentration

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  Chemistry

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• What does the "C" in the specific heat formula represent?

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  Chemistry

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• A desk measures 42 inches long. How many meters is that?

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  Physics

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• Suppose three nucleotides are inserted into a gene. Will this insertion mutation cause a frameshift mutation?

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  Biology

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• What rule is used to join the free nucleotides to the exposed bases of the DNA?

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  Biology

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• How does your calculated empirical formula (Mg3O2) of magnesium oxide compare with the known formula of magnesium oxide?

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  Chemistry

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• What is 98,464 rounded to the nearest ten thousand?

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  Algebra

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• What is a hotspot and where are they located?

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  Science

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• How can transverse waves be produced on a rope?

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  Chemistry

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• Of 2-bromo-3-methylbutane , 2-chlorobutane , 2-chloro-2-methylpropane, which haloalkanes will give 3,4-dimethylhexane when treated with sodium metal (Wurtz reaction)? Write the reaction equation?

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  Chemistry

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• The atomic mass of oxygen is 16. How many neutrons does oxygen have in its nucleus?

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  Chemistry

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• How does the sun's diameter compare with the distance between the earth and the sun?

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  Science

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• Why is the human body considered an open system?

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  Psychology

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• Where did Mars get its name?

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  Science

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• Why is neutralization not a redox reaction?

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  Chemistry

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• What is the length of the shorter diagonal of the parallelogram if the lengths of the two adjacent sides of parallelogram ABCD are 8 and 14 units respectively and if the degree measure of the included angle is 60º?

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  Geometry

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• How many yards in a mile?

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  Algebra

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• Forty nickels is equal to how many dollars?

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  Algebra

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• How big is the sun compared to earth?

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  Science

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• How many moles of sodium hypobromite (NaBrO) must be added to a 2.00 L solution of 0.025 M hypobromous acid (HBrO) to form a buffer solution of pH 9.0 (Ka HBrO is 2.5x10-9)? Assume the volume of solution does not change on addition of NaBrO?

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  Chemistry

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• Who wrote the pamphlet "Common Sense" that urged independence from England?

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  History

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• Which is a more favorable reaction: an endothermic or an exothermic reaction?

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  Chemistry

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• What is sin 90 degrees + sin 135 degrees?

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  Geometry

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• How do you find ##lim (x+1)^(3/2)-x^(3/2)## as ##x->1^+##?

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  Calculus

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• What does it mean for an organism to be anaerobic?

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  Biology

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