nol (C6HsOH) is soluble in l M NaOH 1 M NaHCO3 Water A and B e. all of the above

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nol (C6HsOH) is soluble in l M NaOH 1 M NaHCO3 Water A and B e. all of the above 12. Given the reaction P+ Q---- 2R+s Suppose Molecular Weight of P is 100, Qis 1000, Ris 200. yield of reacted one of P with one gram of Q.and got 0.1 gram ofR What isthe reaction? a. 100% 50% 25% 10% e. 5%. f. none of the above 13. What is the primary purpose of a research lab notebook? a. to write down what one expects to be the outcome of the experiment b. and observations such that only the author can understand and c. reproduce the experiment. scratch paper which was to copy the corrected procedures and observation from a used previously to write down the results and observations used and the resulting to immediately record down actual experimental procedures observations and outcomes so that anybody else reading the notebook would be able to understand what was done 14. In the determination of melting range of a compound, suppose compound R melts at 175ec and compound melts at 190°C. If a mixture X contains mostly R with small amounts of S, then which of the following statement is true? melts X between 175°C and 190°C relative amount of Qto P d. melts than 190°C one need to know the exact structure of P&Q; melting point cannot be determined as unless one knows the e. melting point of X cannot be determined 15. Which of the foll product that is the most stable a. a kinetic is the product b. a product can never a product c. a thermodynamic product can never be a kinetic d. B and C above e, none of the

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