Most popular questions and responses by teetee
  1. Chemistry

    Melting Point Determinations 1. Melting range of impure vanillin 2. Melting range of recrystalized vanillin 3. Melting range of 50% recrystallized vanillin + 50% phenyl carbonate

    asked on March 8, 2012
  2. Chemistry

    The reaction of aqueous solutions of barium chloride and sodium sulfate results in the formation of a precipitation of barium sulfate. Sodium chloride is also formed but is soluble in water. Why would you use filtration to isolate the barium sulfate rather

    asked on March 8, 2012
  3. marketing

    Which of the following statements regarding marketing strategies is FALSE? A. These strategies require decisions about the specific customers the firm will target and the marketing mix the firm will develop to appeal to that target market. B. It is useful

    asked on March 5, 2010
  4. Chemistry

    Asprin(acteyl salicylic acid) can be synthesized by reacting acetic anhydride with salicylic acid. Assume the reaction was run and 1.75 grams of a solid product was obtained. Recrystalization of the 1.75 g mixture yielded 1.50 g of asprin. a. What was the

    asked on March 8, 2012
  5. Chemistry

    Antifreeze (commonly ethylene glycol or propylene glycol) is usually mixed with water in the radiator of a car. What is its function and how does it work?

    asked on March 8, 2012
  6. Global

    causes and effects of the Crusades?

    asked on April 3, 2011
  7. math

    5x+23 Use the commutative property of multiplication to write an equivalent algebraic expression.

    asked on July 1, 2018
  8. Chemistry

    List at least four distinct advantages of the metric system over "our" measurement system.

    asked on March 8, 2012
  9. Chemistry

    Express each of the following with three significant figures. 0.002537 12345000 0.07966 620.2

    asked on March 8, 2012
  10. Math

    Find the relative extrema, if any, of the function. Use the second derivative test, if applicable. g(x)=4x^2+7x+6 relative maximum (x, y) = (, ) relative minimum (x, y) = (, )

    asked on November 8, 2012
  11. math

    A major corporation is building a 4325 acre complex of homes, offices, stores, schools, and churches in the rural community of Glen Cove. As a result of this development, the planners have estimated that Glen Clove's population (in thousands) t yr from now

    asked on September 27, 2012
  12. Microeconomoics

    1. The Omnibus Corporation finds that its daily costs are $50 when it produces no output. Its total variable costs (TVC) change with output as shown in the accompanying table. Use this information to answer the following question(s). Output TVC 1 $36 2 $57

    asked on May 7, 2012
  13. Chemistry

    When preparing home-made ice cream, salt is added to the ice-water mixture. What is its function and why does it work?

    asked on March 8, 2012
  14. math

    Use an Addition or Subtraction Formula to find the exact value of the expression. Sin(−5π/12)

    asked on October 25, 2012
  15. math

    expressing factor 49y^2 -25

    asked on March 7, 2008
  1. Chemistry

    Which link should I choose?

    posted on March 8, 2012