Answers edited by IDKwhatName

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• Question #a20e7
  
• An object travels North at # 2 m/s# for #1 s# and then travels South at # 4 m/s# for # 9 s#. What are the object's average speed and velocity?
  
• What are some basic organic chem prefixes/suffixes?
  
• How do you simplify #0.5sqrt200 - sqrt(-32)#?
  
• How do you divide #(3x ^ { 3} + 12x ^ { 2} - 21x - 23) \div ( x + 5)#?
  
• Is #f(x)=(x-2)^2(x+1)(x+4)# increasing or decreasing at #x=1#?
  
• Question #f2c41
  
• At room temperature, an oxygen molecule, with mass of #5.31 x 10^-26 kg#, typically has a KE of about #6.21 x 10-21# J. How fast is the molecule moving?
  
• How do you solve #(y - 8) ^ { 2} = 49#?
  
• Two opposite sides of a parallelogram each have a length of #9 #. If one corner of the parallelogram has an angle of #(2 pi)/3 # and the parallelogram's area is #18 #, how long are the other two sides?
  
• An object with a mass of #4 kg#, temperature of #261 ^oC#, and a specific heat of #8 (KJ)/(kg*K)# is dropped into a container with #31 L # of water at #0^oC #. Does the water evaporate? If not, by how much does the water's temperature change?
  
• For what values of x, if any, does #f(x) = 1/((5x+8)cos(pi/2-(12pi)/x) # have vertical asymptotes?
  
• What is the slope of the line passing through the following points: # (4,7) , (-6,1)#?
  
• An object with a mass of #64 g# is dropped into #210 mL# of water at #0^@C#. If the object cools by #96 ^@C# and the water warms by #7 ^@C#, what is the specific heat of the material that the object is made of?
  
• How do you solve #(x+7)/(x-4)<0#?
  
• Why are the molecules of hydrocarbons nonpolar?
  
• Question #f4e10
  
• Question #9c419
  
• Question #de0ac
  
• How do you differentiate #f(x)= (1 + sin^2x)/(1 - sin2x) # using the quotient rule?
  
• What do the four quantum numbers stand for?
  
• How many molecules or formula units are present in the following? A)1 mole of H2O B) 2.67 moles of CO2
  
• What materials do they use for the anode and cathodes of Iithium ion batteries?
  
• Question #e8ab8
  
• Whats the difference between ez isomerism and cis and trans isomers? (they both seem to basically have the same rules so i don't get the difference)
  
• What are nuclear equations?
  
• How do you simplify #\frac { 5} { 6} \times 3#?
  
• How to write the name of Hau3+ ion using stock notation. For example HAuCl4 is written as.......(lll) chroride. Fill the blank space?
  
• The number of Solutions in #[0,2pi]# such that #(Sin (2x))^4 = 1/8# is?
  
• Question #f728f
  
• What is the function of a salt bridge?
  
• What are the factors of #x^2-5x-24#?
  
• What are the rules to EZ configuration? (Entgegen-Zusammen)
  
• Question #46485
  
• A photon having #lambda = 854*10^(-10) m# causes the ionization of a nitrogen atom. Give the I.E. per mole of nitrogen in KJ?