Answers created by KiraTiss

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• #Area = 210x - 2x^2#, what value of x gives the maximum area?
  
• What is x if #(x+2)+(x-1)= 0#?
  
• Question #8db7c
  
• A student wants to investigate the amount of Ascorbic acid in orange juice, with a simple NaOH titration what other substances/compounds of the juice might interfere the results, to which extent?
  
• What amount, in mol, of carbon dioxide will be formed when three moles of methyl propane are combusted completely?
  
• Which sample has the greatest mass? (multiple choice)
  
• A compound has a molar mass of approximately 56 #g.mol^(-1)#. Which compound might this be? (multiple choice)
  
• What is the total number of ions present in the formula Na2SO4?
  
• What amount of atoms, in mol, is present in 128g of sulfur dioxide? Why?
  
• How can you tell if the id, ego, or the superego has the most power over behavior?
  
• Question #ef74f
  
• A compound is 92.3% carbon and 7.7% hydrogen. What is the empirical formula of this compound?
  
• How do you solve #12m-5=11m-5#?
  
• How do you solve #2/(3+x) = 25#?
  
• Why would you get electrocuted if you went swimming in a pool during an electrical storm? Hint: think about what people put in pools in order to kill bacteria.