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The pH of a solution of Mg(OHJz is measured as 10.0 and the Ksp of Mg(OH)z is 5.6x 10-12 moles?/L3, Calculate the concentration of Mg2+ millimoles/L. Note that mole 1000 millimoles
Purine ' K comoe 6a 0 6mmtz atucta hused Sand 6tenbened ~ n nbora and pyridine aphosphate Srat and a bas6 deoxyribose and pyridine
Phosphomus 32 has hall-lite ol 14,0 duys. Sturting with 4.00 Eor 32P ,how many Orama will remain altcr 420 dayu Exprett your anawer numerlcally grami VleY Avallable HInt(e) ASP
Which of the following statements is true (You can select multiple answers if you think so) Your answer: Actual yield is calculated experimentally and gives an idea about the succeed of an experiment when compared to theoretical yield: In acid base titration experiment; our scope is finding unknown concentration of an acid or base: In the coffee cup experiment; energy change is identified when the indicator changes its colour: Pycnometer bottle has special design with capillary hole through the
Please consider the following alkane. Label all primary, secondary, and tertiary carbons. b. Please give the best Newman projection looking down C8-C9. Please give the worst Newman Projection looking down C9-C1O.
Which of the following statements is not true? (You can see ect multiple answers if you think so) Your answer: Volumetric flask is used for preparing solutions and it has moderate estimate f the volume_ Capillary tube used in "coffee cup calorimeter" experiment: Indicator is used in "stoichiometry" experiment: Mass balance is used in all CHE1OO1 laboratory experiments Heating function of the hot plate is used in "changes of state' and "soap experiments_
1 moleeuiet 1 Henci 1 1 olin, L Marvin JS 4h
A titration experiment is conducted in order to find the percent of NaHCOz In= baking powder package. HCI was used as the tltrant: Other Information is given as follows Mass of baking powder 0.9767 g Molarity of titrant 0.05 M Volume of consumed titrant 8.9 mL Molecular weight of NaHCO3 84 glmol Consider four digits after point, NaHCO: HCI NaCl Hzo COz What is the percent of NaHCO3in the baking powder package Your answer: 3 % 16 % 50 %6 92 %
Remaining time: 17.37 Question 3 Which of the following statements is nor true? (You can select multiple answers if you think so) Your answer: Volumetric flask is used for preparing solutions and it has moderate estimate of the volume. Capillary tube is used in "coffee cUp calorimeter" experiment Indicator is used in "stoichiometry" experiment Mass balance is used in all CHEICOI laboratory experiments. Heating function of the hot plate is used in "changes of state"
B) One of these two molecules will undergo E2 elimination "Q reaction 7000 times faster. Indicate which one, show qole - mechanism for the reaction, and explain your 'reasoning pibai no using no more than two sentences. (90 points) OTL DAVFLR wcu OuDonq woiem Iliw bqjoqarion doidw %6> # (4 Cl ClyIno € hrus; Iuwoqto) t1 matncdosm Cl_ Cl Cle (ataioq 08) CI' "Cl Cl " "'Cl Cl GHD0 HO HOcHO KOo Ibem
O0 :dj Ji '9.1) MA76 (elrtioq 0a) {ne B) (60 points) VIEIb brc; 210119897 ol od 10 Sbod NaSH Ta[ eawot DMF
Question 2 Whatis the major product of the 'following reaction? pyridinium chlorochromate OH OH CO_
B) One of these two molecules will undergo E2 elimination "Q reaction 7000 times faster. Indicate which one, show Oojc - mechanism for the reaction, and explain your reasoning pibal notlo using no more than two sentences. (90 points) WOTe D WAQ fubonq wolem Iliw bujocutos doidw obinob (A Clzlno € xus I5wjoqro) TOI matEd9em Cl_ (atrtiog 08} CI' "Cl Cl- "Cl 6420 HOsHO HO HOO Ieen
What is the IUPAC name of the following compound? CH; ~C== Hjc (S)-3-methyl-4-hexyne b. (R)-4-methyl-2-hexyne (R)-3-methyl-4-hexyne d.(S)-4-methyl-2-hexyne
Identify the reaction which forms the product(s) by following non-Markovnikov ? CH;CH CH CH,CH-CH_ HI Peroxide CH;CH,CH-CHz HBr ANSWER: CH;CH,CH,CH-CH; HBr Peroxide cH;CH_CH-CH; HCI Peroxide CH;CH CH CH,CH-CH_ 12 Peroxide CH;CH_CH-CH_ HCI CH;CH-CH; K,O C2 CH;CH,CH,CH-CH; BI2 Peroxide CH;CH_CH-CHCH_CH; HBr Peroxide
Which of the following statements about an organomagnesium compound (RMgBr) is correct? Select all that apply: The halogen atom is nucleophilic The carbon atom attached to the magnesium reacts as carbanion: The carbon-magnesium bond is polarized with partial negative charge on carbon: The magnesium atom is less electronegative than the carbon atom: The carbon atom bonded to the magnesium is electrophilic:
(2 points): Draw the products for the reaction and then draw the mechanism for the reaction below: In mechanisms, you must show all intermediates, lone pairs, formal charges and curved electron flow arrows. Brz HzO
Question Which of the following statements is true ? (You can select multiple answers if you think so) Your answer: Actual yield is calculated experimentally and gives an idea about the succeed of an experiment when compared t0 theoretical yield. In acid base titration experiment our scope is finding unknown concentration of an acid or base_ In the coffee cup experiment; enctgy ' change is identified when the indicator changes its colour. Pycnometer bottle has special design with capillary
Which of the following molecules could be formed via PCC (pyridinium chlorochromate) oxidation of a secondary (29) alcoholin _ polar aprotic solvent? Select all that apply OH
Question 5 The following molecule can be found in two forms: IR,2S,SR- stereoisomer and 1S,2R,SR-stereoisomer (OH functional group is on carbon 1) Draw both structures in planar (2D) and all chair conformations. Circle the most stable moleculels. (70 points) OH

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