Homework Answers Page 10726

• How do you use dimensional analysis to figure out how many seconds are in 4 years?

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  Algebra

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• What is an equivalent fraction of 5/8?

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  Algebra

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• Why isn't a frog a reptile?

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  Biology

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• Is the word "impact" a countable or uncountable noun?

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  English

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• Why is the melting point of Argon so much lower than any of the Period 3 elements?

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  Chemistry

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• A cell that consists of an Ni, NiSO4(aq) half-cell, an Al, AlCl3(aq) half-cell, and a salt bridge. For Ni2+(aq) + 2e– → Ni at 25C, E = –0.28 V. For Al3+ (aq) + 3e– → Al at 25C, E = –1.66 V.?

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  Chemistry

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• How many right angles are in an octagon?

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  Geometry

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• How do scientist know how many planets are in the universe?

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  Science

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• How many constitutional isomers does C3H8O have?

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  Chemistry

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• What are sex-linked genes?

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  Biology

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• How would you balance the following equation: aluminum iodide and chlorine gas react to form aluminum chloride and iodine gas?

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  Chemistry

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• Is it possible to rearrange PV=nRT into the form y=mx+b?

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  Chemistry

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• How can I find chiral centers in ring structures?

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  Chemistry

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• What is latitude?

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  Science

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• What was the Nullification Crisis?

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  History

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• What are adjacent angles?

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  Geometry

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• What is the difference between a polypeptide and a protein?

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  Biology

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• Let R be the region in the first quadrant bounded by the graph of ##f(x) =sqrt(1+e^-x), the line x=2 and the x-axis, how do you use the trapezoidal rule with n=4 to approx the area?

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  Calculus

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• How many white dwarf stars are there in the Milky Way Galaxy? How old are the white dwarf stars in our galaxy?

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  Science

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• An arrow is shot at a 30 degree angle with a velocity of 39m/s. How high will it go? What horizontal distance will it travel?

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  Physics

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• How does the function of mrna differ from dna?

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  Biology

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• How do I us the Limit definition of derivative on ##f(x)=e^x##?

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  Calculus

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• A bowl of fruit is on the table. It contains six apples, two oranges, and four bananas. Daniel and Sean come home from school and randomly grab one fruit each. What is the probability that both grab oranges?

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  Statistics

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• Why is ATC a U-shaped curve?

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  Economics

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• How do I find the x-intercepts of the graph of ##y=x^2-11x+18##?

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  Precalculus

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• The titration of an impure sample of KHP found that 36.0 mL 0.100 M NaOH was required to react completely with 0.765 g of sample. What is the percentage of KHP in this sample?

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  Chemistry

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• What are the layers of the earth made of?

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  Science

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• What are the monomers and polymers of proteins?

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  Biology

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• What were the goals of the Space Shuttle program?

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  Science

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• What is the structural formula of CaCO3?

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  Chemistry

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• What does dissociate in water mean and how does it affect acids and bases?

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  Chemistry

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• What type of galaxy is the Milky Way classified as?

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  Science

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• How does the function and structure of the chromosomes in prokaryotes differ from eukaryotes?

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  Biology

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• In the phrase, "a flock of geese," is flock a collective noun? Is geese a common noun? Or is the common noun "a flock of geese"?

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  English

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• How do you write the heterozygous dominant genotype?

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  Biology

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• Why is the carbon tetrachloride molecule nonpolar and yet the bonds in it are polar?

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  Chemistry

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• Balancing redox equation? ##K_2CrO_4+Na_2SO_3+HCl->KCl+Na_2SO_4+CrCl_3+H_2O##

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  Chemistry

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• Who formed the Free-Soil Party and why?

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  History

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• The bee hummingbird is the smallest bird. It can weigh as little as 2 grams. The largest bird, the ostrich, can weigh as much as 150 kilograms. What percent of the weight of a bee hummingbird is the weight of an ostrich?

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  Algebra

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• What does the endocrine system do?

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  Biology

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• Is the difference between an OLS regression and a GLS regression qualitative or quantitative?

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  Statistics

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• What is the difference between the prefrontal cortex and frontal lobe?

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  Psychology

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• How does r squared related to standard deviation?

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  Statistics

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• If the density of aluminum is 2.7 g/ml then what is the volume of 8.1 g?

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  Algebra

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• What is the difference between denaturation and coagulation?

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  Psychology

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• How do you convert Benzaldehyde to Benzophenone in exactly two steps?

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  Chemistry

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• Is it 'hanged out' or 'hung out' (past tense)?

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  English

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• What are some examples of mixtures?

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  Chemistry

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• The Eiffel Tower in Paris stands 300.0 m tall on a day of average temperature, 22.0°C. How much taller is the steel tower on a hot summer day (T = 40°C) in centimeters? (αsteel = 11 x 10-6 °C-1)

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  Physics

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• What is the prime meridian?

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  Science

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