Homework Answers Page 10772

• What is the discriminant of ##4x^2-4x+1=0## and what does that mean?

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  Algebra

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• What are myofibrils and myofilaments?

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  Psychology

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• What is the difference between genetic drift, founder effect, and bottleneck effect?

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  Biology

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• A sample of argon gas has a volume of 6 liters at a temperature of 7 °C. What volume does the gas occupy at 147 °C?

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  Chemistry

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• How does magma reach the earth's surface?

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  Science

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• How many milliliters of water has been dispensed if the initial buret reading was 0.47 mL and the final is 26.18 mL?

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  Chemistry

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• How do the nucleus and ribosomes work together?

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  Biology

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• Guys, i'm really confused. Who discovered the proton? Goldstein or Rutherford?

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  Chemistry

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• What is [OH-] in a solution having a pH 9f 13.56?

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  Chemistry

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• How do you find fractional notation for the ratio 1.6 to 9.8?

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  Algebra

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• What is a synapse and what does it do?

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  Biology

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• How many earths can fit into the other planets in the solar system?

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  Science

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• What is the reciprocal function?

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  Precalculus

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• Is SO2 a liquid, a solid, or a gas at room temperature?

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  Chemistry

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• In humans, how many sets of chromosomes are autosomes?

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  Biology

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• What is the definition of a food chain, a food web, and a food pyramid?

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  Environmental Science

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• What type of galaxy is earth in?

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  Science

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• What is ##(9\times 10^ { - 6} ) - ( 5\times 10^ { - 6} )##?

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  Algebra

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• How does metaphase i differ from metaphase ii?

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  Biology

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• What is 1/3 to the 5th power?

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  Algebra

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• What element has a noble gas notation (Xe) 6s2?

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  Chemistry

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• How do you increase the mechanical advantage of a pulley?

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  Physics

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• Use a graphing calculator or computer to verify the given linear approximation at a = 0? Then determine the values of x for which the linear approximation is accurate to within 0.1. (Round the answers to three decimal places.) e^x ~= 1 + x

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  Calculus

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• What are the symbol & valence of carbon?

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  Chemistry

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• How many lines of symmetry does a parallelogram have?

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  Geometry

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• What is a homogeneous mixture?

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  Chemistry

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• If there is no wind in space or on the moon, why is the American flag shown blowing in the wind on the moon?

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  Science

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• How do you simplify ##(1+tan^2x)/(1+cot^2x)##?

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  Geometry

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• How do you find the exact relative maximum and minimum of the polynomial function of ##f(x)= 2x^3-3x^2-12x-1##?

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  Calculus

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• What is long division of polynomials?

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  Precalculus

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• A sphere with a radius of 1.7 cm has a volume? a) ##2.1*10^-5## b) ## 9.1*10^-6##

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  Geometry

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• If two angles are supplementary, then are they a linear pair of angles?

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  Geometry

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• What has a closed circulatory system?

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  Biology

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• Why should distilled water be boiled and cooled when determining its pH?

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  Chemistry

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• 1/2 gallon is how many quarts?

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  Algebra

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• What is the product of acetamide and sodium hydroxide?

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  Chemistry

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• Why is water a good solvent?

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  Biology

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• What is the supplementary angle to ##theta= 35.6## degrees?

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  Geometry

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• I have .400 mol of potassium sulfate (K2SO4), how can I calculate how many grams of potassium (K) I have? Does anyone know of a youtube video that will help me understand how to find the mass of just one element within a compound? Thank you!

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  Chemistry

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• Dallas' Renaissance Tower is 886 feet, Bank of America Plaza is 921 feet, and Comerica Bank Tower is 787 feet. What are the buildings from shortest to tallest?

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  Algebra

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• How do you find the Vertical, Horizontal, and Oblique Asymptote given ##H(x)= (x^3-8) / (x^2-5x+6)##?

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  Precalculus

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• In relation to the central nervous system, what is the meaning of ipsilateral? What is the meaning of contralateral?

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  Psychology

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• What does the atomic number represent?

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  Chemistry

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• Whats the difference between stratified sampling and quota sampling?

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  Psychology

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• Why are memory cells important in long term immunity?

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  Biology

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• How can I convert from international units (IU) to milligrams or micrograms?

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  Chemistry

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• How do you verify the identity ##(csc x - cot x)^2 = (1 - cos x)/(1+cosx)##?

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  Geometry

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• Write the balanced chemical equation for the reaction of the weak acid HCN with water. Include the phase of each species.?

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  Chemistry

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• Is the law of proportions the same as the law of constant composition?

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  Chemistry

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• What's the difference between polyatomic compounds and polyatomic ionic compounds?

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  Chemistry

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