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What number is 5.12234E3 in standard form?
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- You may mark all of the following directly on this one structure if you make a color coded key that is EASY for me to follow: Salpha carbons color: 8chiral carbons color: 8anomeric carbons color: Speptide bonds: 1. 2. 3. 4. Draw structure: Explanations for why any of the above NOT present: 5. 10Does your structure have the ability to form a (circle): hemiacetal or acetal or neither if methanol is added in the presence of heat and acid? Draw the product.(b) 1.9-BBN 2. H₂O2, KOHAn ice freezer behind a restaurant has a freon leak, releasing 39.92 g39.92 g of C2H2F3CIC2H2F3Cl into the air every week. If the leak is not fixed, how many kilograms of fluorine will be released into the air over 6 months?6 months? Assume there are 4 weeks in a month.
- 10. Which of the following does not match the others? (A) 67.2 3.88 1000 100 (B) (C) 1s 2s 2p (D) ofelectronsHow many molecules of C2H6 are there in 21.4 g of C2H6?When the equation C₁₂H₂₂O₁₁ + O₂ → CO₂ + H₂O is correctly balanced using the smallest whole number ratios, what is the coefficient of O₂?
- Complete the following equation by filling in the blank. 24696Cm + 126C → ____ + 4 10nIn an experiment 0.500 gg of copper reacted with oxygen to give 0.563 gg of copper oxide. What is the empirical formula of the oxide? Calculate the number of carbon atoms in 1.27 gg of table sugar, C12H22O11C12H22O11. Calculate the volume in milliliters occupied by one molecule of butyl alcohol, C4H9OHC4H9OH, in a beaker of alcohol. The density of butyl alcohol is 0.809 g/mLg/mL .A freighter carrying a cargo of uranium hexafluoride sank in the English Channel in late August 1984. Uranium hexafluoride was contained in 30 drums, each having a volume of 1.62×106 L. Uranium hexafluoride density is 5.09 g/mL. What was the mass (in ton, 1 ton=1000 kg) of sunk UF6? a) 47×105 b) 9.43×107 c) 2.47374×105 d) 0.247(e) None of those. If so, what is your answer?
- How many (NH4)2CO3 formula units are there in 16.9 g of (NH4)2CO3? Enter your answer using the following notation: 2.67 x 1020 would be entered 2.67e20 (e must be lowercase).Most chemistry laboratories have balances that can weigh to the nearest milligram. Would it be possible to weigh 5.31E+18 molecules of octadecane, C18H38, on such a balance? Enter your answer in the form 1.00E2 for scientific notation. mass of 5.31E+18 molecules C18H38 = i g. Thus, it is v to weigh 5.31E+18 molecules of C18H38. possible not possible2) The following series of reactions were carried out. PBCO3(s) + 2HNO3(aq) → Pb(NO3)2(aq) + H2O(1) + CO2(g) Pb(NO3)2(aq) + 2HC1(aq) → 2HNO3(aq) + PbCl2(s) of che (a) If a student starts with 2.871 g of lead(II) carbonate for the first reaction and all other reagents are added in excess, what is the theoretical yield of lead(II) chloride solid? Noie-ne oaposition oght about b ated. AB Sde replaceent ractins ly a metal) is added in solut ctive than the ion whilethe less active