Homework Answers Page 10630

• How many significant digits are in ##50.00##?

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  Chemistry

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• How do you find the 6 trigonometric functions for 225 degrees?

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  Geometry

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• How does ionization energy change on the periodic table?

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  Chemistry

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• Jim pays $75 per month for a cell phone plan plus $0.30 per minute beyond the first 1000 minutes. His bill was $105.60 last month. How many minutes did he use?

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  Algebra

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• How was earth created considering a scientific mindset?

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  Science

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• What is an objective noun and a possessive noun?

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  English

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• What is the mass, in grams, of 1.24 mol of water, ##H_2O##?

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  Chemistry

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• How do exothermic reactions occur?

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  Chemistry

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• What is a regular quadrilateral called?

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  Geometry

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• How did the United States support the Allies with economic aid while staying out of the fighting during WWII?

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  History

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• What is phosphate's electron configuration?

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  Chemistry

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• What is the limiting reagent between a reaction of HCl(aq) and NaOH(aq)?

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  Chemistry

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• What is the difference between external and internal fertilization?

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  Biology

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• How far away is Neptune's moon, Triton, from earth and how long would it take to get there?

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  Science

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• How do you draw a converging lens ray diagram?

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  Physics

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• How is the conservation of momentum related to Newton's third law?

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  Physics

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• What do you do with the given R in the ideal gas law equation? Do you multiply it to your missing variable at the end once you find it? Like what purpose does it serve?

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  Chemistry

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• How many more protons does sodium have than oxygen?

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  Chemistry

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• How do you find scale factor?

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  Geometry

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• What are the criteria for a total internal reflection to occur?

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  Physics

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• What is the difference between the coronary and the pulmonary artery? Where are these located?

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  Psychology

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• In what kingdom are anthropods found?

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  Biology

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• 6.2 atm is equal to how many torr?

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  Chemistry

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• The mass of cobalt-60 in a sample is found to have decreased from 0.800g to 0.200g in a period of 10.5 years. From this information, what is the half-life of cobalt?

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  Chemistry

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• How does transformation in prokaryotic cells compare to transformation in eukaryotic cells?

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  Biology

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• What are the reciprocal identities of trigonometric functions?

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  Geometry

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• How do the lungs function in the circulatory system?

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  Psychology

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• Why are real and/or nominal interest rates positive?

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  Economics

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• How do the five senses maintain homeostasis?

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  Biology

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• What is the function of golgi bodies, endoplasmic reticulum and mitochondria?

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  Biology

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• The resistence of a conductor 5 ohm-what does it means?

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  Physics

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• What inner planets experience a greenhouse effect? What causes the greenhouse effect to take place?

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  Science

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• What is the square root of 0.0081?

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  Algebra

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• What is the mathematical expression of Newton's law of gravitation?

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  Physics

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• How do you verify ##(1+cosx)/(1-cosx) - (1-cosx)/(1+cosx)=4cotxcscx##?

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  Geometry

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• What did Rutherford's gold-foil experiment tell about the atom?

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  Chemistry

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• How fast does the sun move around the galaxy center?

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  Science

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• What is equilibrium in biology?

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  Biology

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• How to evaluate lim x->1 [1/(1-x) - 3/(1-x^3)] and lim x->1 (x^n-1)/(x-1)?

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  Calculus

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• What is the vertex form of the parabola whose standard form equation is ##y=5x^2-30x+49##?

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  Algebra

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• What is the diameter of the earth's moon?

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  Science

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• What is selective permeability?

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  Biology

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• How many inches is in 5 yards?

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  Algebra

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• What are some examples of nucleic acids?

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  Biology

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• What is the outer core made of?

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  Science

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• How do you find the 6 trig functions of 330 degrees?

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  Geometry

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• What is the formula for magnesium carbonate?

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  Chemistry

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• How does a solution differ from a colloid?

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  Chemistry

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• Balance the following reaction: NH4NO3 + Na3PO4 --> (NH4)3PO4 + NaNO3 If we started with 30.0 grams of ammonium nitrate and 50.0 grams of sodium phosphate, which reactant is limiting? What is the mass of each product that can be formed? What mass of t...

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  Chemistry

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• How do acids and bases affect the hydrogen ion concentration of a solution?

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  Biology

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