Enter your answer in the provided box. 12 The atomic masses of the two stable isotopes of carbon, 13 C (98.90 percent) and 6. C (1.100 percent 6. are 12.0000 amu and 13.0034 amu, respectively. Calculate the average atomic mass of carbon. amu

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Q: QUESTION 34 Identify the shortest bond. O triple covalent bond double covalent bond single covalent…

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Q: [27-33] For the following unbalanced redox reaction: Au + O₂ + CN → [Au(CN)₂] + H₂O -

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Q: Question 25 Which of the following amino acids is a secondary amine? A. proline B. glutamine C.…

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Q: 37. What is the reduction half-reaction? None of the given. Co² (aq) → Co(s) + 2e O Al(s) + 3e Al³-…

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Q: Instructions (questions 20–21): Consider the reaction below to answer the following questions. CH3…

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Q: 28. Which element was reduced? ΟΝ O Au O C O None of the given. O o 29. How many moles of electrons…

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Q: 3. A 0.3246 g sample that might contain NaOH, Na₂CO,, NaHCO, or a permissible mixture of the bases…

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Q: 33 please help

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Q: Calculate the mole fraction of sulfuric acid (H2SO4) in 8% (wt/wt) 98 g/mol, H2O 18 aqueousH2SO4…

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Q: 27. Provide the major organic produc regiochemistry and stereochemist OCH, CN

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Q: (C) (I)< (11)< (ji) (d) Gii) < G) < () 31) Give an IUPAC name to the following compounds. Remove the…

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Q: ons is , and Tollowing dissolves in water? (a) 0.75 mol of K3PO4 (c) 2.23x1022 formula units of…

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Q: 29. Which of the following statement is correct? A. E2 is a concerted reaction in which bonds break…

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Q: 4. Determine the mole fraction of Methanol, CH3OH in a solution prepared by dissolving 4.5 g of…

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Q: 2- nitrohexyl ethanoate 8)

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Q: ict the product of the following elimination reaction. 1 mole CH;0 o∞ oo o0 A в -OCH3 H3CO- D E

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Q: Calculate the number of milliliters of 0.429 M Ba(OH)2 required to precipitate all of the Cr³+ ions…

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Q: 35. Which species will NOT be able to reduce PbO (s) to PbSO (s)? O Cr O None of the given. O CI, O…

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Q: Question 19 The nucleophile in this reaction is indicated by letter Question 20 If a secondary…

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Q: 29. A 275 mL sample of gas is kept at 25°C. What volume will the gas occupy at 100.°C?

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Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.