Answers created by Rajat Chatterjee

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• Question #2c4f7
  
• Question #2fcf6
  
• What is the derivative of #ln(2x+3)#?
  
• If a gas turns into a liquid, does it lose energy?
  
• What is the electron configuration of #O^(2-)#?
  
• How can an optical isomer be identified?
  
• What is the next two numbers in each pattern: (a) 8, 5, 2, -1.. (b) -15, -11, -7, -3.. (c) -11, -8, -5, -2.. (d) 9, 8, 5, 0.. (e) 12, 7, 3, 0,.. and (f) -7, -5, -1, 5.. ?
  
• How do you determine which atom within a group has the greatest attraction for the electrons in a chemical bond?
  
• How do you find the value of #cos((7pi)/6)#?
  
• How do you integrate #x * cos^2 (x)#?
  
• How do you differentiate # y = sin^2 4x + 1/2 cos 8x#?
  
• How do you find the numeric value of angle B for triangle ABC given A=15 and C=50?
  
• Question #4dd5f
  
• What is the derivative of 2^x?
  
• Cups A and B are cone shaped and have heights of #22 cm# and #25 cm# and openings with radii of #6 cm# and #12 cm#, respectively. If cup B is full and its contents are poured into cup A, will cup A overflow? If not how high will cup A be filled?
  
• How do you evaluate # e^( ( 7 pi)/6 i) - e^( ( 19 pi)/8 i)# using trigonometric functions?
  
• How do you simplify the expression #(sec^2t-1)/tant#?
  
• How do you solve #2x ^ { 2} - 2x + 7= 5#?
  
• How do you long divide #(x^3+3x^2+3x+1)/(x+1)#?
  
• How do you use a power series to approximate # int_0^1xtan^-1xdx #?
  
• How do you solve #1- 8k - 6= - 21#?
  
• How do you solve #126\leq 7( 8+ 5x )#?
  
• What is meant by the statement "Atoms are electrically neutral"?
  
• How do you find the derivative of #y=6^(2x)#?
  
• What type of solvent favours SN1 mechanism?
  
• What is the #n th# term for an AP with a common difference of #-4.5?#
  
• How is shielding effect explained?
  
• Why does hydrogen give large number of spectral lines despite having only one electron?