How many miles would a person have to walk
A 120-pound person uses 3 Calories per minute walking at a 20 min/mile pace. Approximately, how many miles would a person have to walk to burn off a scoop of ice cream (175 Calories)?
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A zero-order reaction has a constant rate of 2.50×10-4 M/s . If after 60.0 seconds the concentration has dropped to 5.00×10-2 M, what was the initial concentration?
What is the equilibrium temperature of this system? If your answer is 0° C, determine the amount of water that has frozen. The average specific heat of aluminum over this temperature range is 653 J/(kg · K).
Oleum or fuming sulfuric acid available commercially in concentraytions ranging from 20-99% sulfur trioxide. A. What is the percent by mass of sulfur trioxide (SO3) if oleum is expressed as 3H2SO4 5SO3?
What is the balanced net ionic equation for the reaction below in acidic solution? Enter the coefficient for each substance. Do not leave any answer box blank. Enter 1 if appropriate, or 0 (zero) if the substance does not appear on that side of the e
If a sodium hydroxide solution were added to a solution containing lead(II) ions, sodium ions, nickel(II) ions and potassium ions, which ion(s) would remain in the supernatant?
Acetic acid has a ka= 1.78x10^(-5). Determine the pHof a 0.100 M solution.Calculate the hydronium ion ([H30+)] concentration of a 0.25 M solution of benzoic acid, HC7H5O2, Ka= 6.46x10^(-5).
a new solid octahedral complex has been synthesis containing only chloride ans ammonia ligands. when 9.64 *10^-4 moles of this complex is dissolved into 425 ml of water , you find out that 19.22 ml of .1000 HCl is needed to reach the titration end
How many grams of aspiring were lost in the washing process you used to purify the product, assuming you used 50 mL of water for washing? The solubility of aspiring in water is 0.33 grams per 100 mL at room temperature?
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1. Describe the ethical standards and ethical violations observed in the two selected research studies.
Completion of professional development paper. Basically, you are to provide an overview on issues related to your own professional development.
Discuss relational development systems (RDS) metatheory. Discuss the heritability estimate. Where has developmental psychology been, and where is it going?
Discussion Thread Topic: Child/Adolescent/Adult Development, Death, Future Directions As you engage with the material for Modules 7 and 8,
Explain the difference between prevention and treatment, including educational aspects. Some organizations take prevention programs into high schools.
Aaron Douglas created this mural in 1934 as a commission by the U.S. government's Works Progress Administration under President Franklin D. Roosevelt's economic
On White II (1923) is an oil painting by Wassily Kandinsky, a Russian-born artist who worked as a law professor before developing his artistic talent