Questions asked by Shantelle

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• The point (-12, 4) is on the graph of y = f(x). Find the corresponding point on the graph of y = g(x)? (Refer to below)
  
• What is the relationship between wavelength, frequency, and energy of a photon?
  
• Compare and contrast the (1) effective nuclear charge and (2) atomic radius for the following? nitrogen, oxygen, and fluorine
  
• A ball is thrown directly upward from height 6 ft with initial velocity of 20 ft/sec. The function #s(t) = -16t^2 + 20t + 6# gives height of the ball t seconds after thrown. Determine the time where the ball reaches its max height and find the max height?
  
• How to factor #x^2 - 2x + 4 = 0#?
  
• How to solve #x^(2/3) - 6x^(1/3) + 5 = 0#? (substituting using u)
  
• Solve #2x^3 + x^2 = -4 - 8x#?
  
• Solve for x in #2x + 20sqrt(x) - 42 = 0#?
  
• (a) Find k and (b) find a second solution for #x^2 - kx + 2 = 0# where one solution is #1 + i#?
  
• Solve #(x-2)^3 = x^3 - 2#?
  
• Solve #(y + 2/y)^2 + 3y + 6/y = 4#?
  
• Solve #(x+3)/(x+2) + (x+4)/(x+3) = (x+5)/(x+4) - (x+6)/(x+5)#?
  
• Why is #Ca(NO_3)_2# a ionic bond? I thought all of them are nonmetals so it should be a covalent bond?
  
• For the questions, use the image below What energy corresponds to the electron affinity of fluorine? What energy corresponds to the 1st ionization energy of potassium? Which energy change corresponds to the negative lattice energy of potassium fluoride?
  
• Given that the polynomial function (below) has the given zero, find the other zeros? #f(x) = x^4 - 5x^3 + 7x^2 - 5x + 6; -i#
  
• Simplify #(2-i)/(1+i)^2# and write the answer in form of a + bi?
  
• An example of a thought-provoking/profound statement about our current humanity, society, or the world as a whole about racism?
  
• Why are the thickness (or brightness) of spectral lines different?
  
• A compound of hydrogen and oxygen is analyzed and a sample of the compound yields 0.590 g of hydrogen and 9.40 g of oxygen. The molecular mass of this compound is 34.00 g/mol. Find the empirical formula and the molecular formula for the compound?
  
• What is the empirical compound having the following composition: A 36 g sample of iron and oxygen that is 78% iron?
  
• Name the following compounds? (in description)
  
• Why is CuS#O_3# called copper (II) sulfite?
  
• When an electron moves from excited to ground state (n=1), why can't it be seen by the human eye?
  
• How to arrange the following atoms and ions in order of increasing atomic size?: #"Rb", "Ag", "O"^(-2), "Al", "O", "Cs", "Al"^(+3), "Si"#
  
• Compare and contrast the second ionization energies of K and Ca?
  
• Factor #x^4 - 2x^3 + 4x^2 - 6x + 3# into linear and quadratic terms knowing that #-isqrt(3)# is a zero?