Homework Answers Page 10684

• What does exclamation an point mean in math?

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  Precalculus

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• What units are used in the equation pv=nrt?

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  Chemistry

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• How can neutralization reactions be identified symbolically?

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  Chemistry

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• Why does Newton's cradle stop?

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  Physics

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• Why is the Kelvin temperature scale used in science?

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  Chemistry

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• The element bromine with atomic number 35 belongs to which block? Thank you

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  Chemistry

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• What is a common noun? Definitions and examples would be helpful!

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  English

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• How old is the earth compared to the moon?

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  Science

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• What is the diameter of a circle whose area is ##16####pi##?

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  Geometry

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• What causes ringworm ? What's it's span in the host body ?

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  Biology

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• The law of conservation of energy states that, "Energy cannot be created nor destroyed, but it can be transferred from one body to another". If that is so, where did energy come from at the FIRST place?

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  Physics

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• What is diffusion and how does it occur?

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  Biology

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• On a scale drawing, ##1/4## inch = ##1## foot. What are the dimensions on the scale for room that is 27 feet by 20 feet?

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  Algebra

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• Where does the alimentary canal end?

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  Psychology

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• Is ( R )-sodium lactate dextrorotatory or levorotatory?

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  Chemistry

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• How do sun like stars form?

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  Science

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• What percentage is the mass of the moon compared to the mass of the earth?

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  Science

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• The barometric pressure in Breckenridge, Colorado (elevation 9600 feet) is 580 mm Hg. How many atmospheres is this?

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  Chemistry

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• Suggest a procedure to separate iron filings form sawdust. Explain why the procedure works?

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  Science

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• How do you evaluate ##tan(arccos(-3/4))## without a calculator?

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  Geometry

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• Why was Archduke Francis Ferdinand assassinated? How did Austria-Hungary react?

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  History

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• If a swimmer swims 85.4 yards in 5 minutes. How many meters will he swim in 70.0 seconds?

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  Algebra

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• How does static electricity work in a balloon?

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  Physics

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• How do heredity and mutation differ in meaning?

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  Biology

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• What is dichotomous branching?

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  Biology

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• What are examples of cliches used in love songs that people hate? Is a cliche the same as a corny line?

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  English

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• What is the size of the universe in inches?

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  Science

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• What happens to the angle of refraction as the angle of incidence increases?

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  Physics

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• How do the unique chemical and physical properties of water make life on earth possible?

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  Biology

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• A sample of N2O effuses from a container in 43 seconds. How long would it take the same amount of gaseous I2 to effuse from the same container under identical conditions?

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  Chemistry

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• Is Lithium hydride, ionic or covalent bonding?

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  Chemistry

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• What is the difference between stratified sampling and cluster sampling?

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  Psychology

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• The length of the diagonal of a square is 8 cm. How long are the sides of the square?

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  Algebra

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• What is a predicate complement?

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  English

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• Water molecule are able to form hydrogen bonds with? A OXYGEN gas o2 molecules b any compound that is not soluble in water c compounds that have polar covalent bonds d oils

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  Chemistry

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• What is the difference between isotopes and isobars?

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  Chemistry

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• What do you mean by physiological buffers? What are the different types of buffers found in the blood? If possible, please state examples.

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  Chemistry

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• 815 gal/h is equivalent to how many qt/sec?

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  Chemistry

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• The area of Texas in square miles is approximately 5 times the area of Arkansas. If the area of Arkansas is 53,178 square miles, what is the area of Texas?

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  Algebra

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• Why is the surface of water in a graduated cylinder curved?

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  Chemistry

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• What effect does hypotonic fluid and hypertonic solution have on ADH secretion?

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  Biology

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• Changing the temperature or pH can change an enzyme's shape. How might changing the temperature or pH affect the function of an enzyme?

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  Biology

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• Why did the Apollo 13 astronauts feel as if they were suffocating, despite having an adequate amount of oxygen?

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  Psychology

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• What is the amplitude, period and range for ##f(x)=-2sin(2x)-1## and how do you graph it?

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  Precalculus

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• What is the empirical formula and empirical formula mass for the following compound: C3H6O3?

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  Chemistry

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• What is the integral of ##cos^6(x)##?

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  Calculus

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• What is 0.25 repeating as a fraction?

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  Algebra

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• At the poles, how fast does the earth spin?

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  Science

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• What is a lever?

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  Physics

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• How does inertia relate to the flight of an airplane?

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  Physics

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