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- d q eq _ch06.doc # Complete the table below for calculating the molecular weight of the compound 2,2,3,3-tetramethylbutane, shown in the model. E go FL $ Atom Atomic Weight C 12.01 amu/atom X H 1.01 amu/atom x molecular weight of 2,2,3,3-tetramethylbutane = Submit Answer R ball & stick labels v -+ F 288 %6 [Review Topics] [References] Use the References to access important values if needed for this question. 5 T G Retry Entire Group FO B 6 224 16 H # Atoms 7 N & atoms atoms = . 9 more group attempts remaining U = J * 8 Weight in compound amu amu M FB amu 1 K ( 9 DD F9 O ) 0 L F10 P A ¡ Previous Next> Email Instructor + 1 11 1 Save and Exit Show All 1 X delete9. What colour is Phenolphthalein in an acid? 10. Calculate the relative molecular mass of caffeine, shown below. Show all your calculations. CH3 H3C C-H ČH3 O=UWrite the molecular formula for the compound that exhibits a molecular ion at M* = 96.0580. Assume that C, H, N, and O might be present, and use the exact masses below: Exact mass of carbon = 12.000 Exact mass of hydrogen = 1.0078 Exact mass of nitrogen = 14.003 Exact mass of oxygen = 15.995 (The order of atoms should be carbon, then hydrogen, then the others in alphabetical order. If there is more than one answer, just give one. ) Molecular formula:
- e) when a compound Containy e, H and 2 N's . Now, when we add two nitrogen atom we Should 2 CH2 unit (a). when a Compound Contaiy only c and H. thet meany C2 Hq urit mupt be elimate from the base formula, 136 = 10 +음 Nou, the mew formula Containing two nitrogen is - Accurding to the formula n=10 and r: 6 the base formula mupt be- Go HiD46 Ov, Cro Hia (d) when a Compound Containg c, H, 2NS and 20's when a Compound Contains e , H and 2 o's . Now, when we add two nitrogen and two orygen atom , we 2 CH4 and 2CH2 unit respectively, ) Now, when wse add two onygen atom Should elimimate 2 CHq unit that meanp G Hg unit myst eliminate from the hase formula. we Should that means we should elimimete C4 H2 unit from the base for mula . Now, the new formula Containig two onygen atom in Now, the new for mula Containing tawo nitrogen and two ozygen sn Cc HA Oz N2 6. Calculate the molecular formulas for possible compounds with molecular mass 136 using the Rule of 13. a. a compound that contains only C…Br 1. Na+ -C=CH THF 2. H2SO4 /H2O HgSO42 SO2 (g) + 2 H20O (1)- 2 H2S (g) + 3 O2 (g) AH, 1124 &J mol rxn
- 9:19 Match the empirical formula to its molecular formula. Answers will be used once or not at all. Note: all numbers shown are subscripts C5H10 C2H6 C4H6 C6H6 × CH5 X C2H2 X CH3 90 CH ×D. Molecular formula: Empirical Formula C (black); O (red); H (white)Rank these confirmations from least to most stable (le H. エ H,C. エ H. Br Br. CH, H,C CH3 HH,C H,C H. H. %3D H. Br |< ||< |I| III< ||Draw the skeletal formula from the displayed formula of: H CI H OH OH H H H- C С —Н С— Н— C C H H H H H H HPart I: Name the following organic compounds. 1. SH CHy 4. CH3 OH OH Authored by: Sensei Wilmark Palacios c CHr Chs SCH, OCH} 2. 5. H,C-ċ = C=c-ç=ċH OGH, Br NO, NO, SH 3. 6. OC,H, BC=C-C-と=C-C-Coth H, C-G-H SH 7. 8. HO- CH, CH, B OH 0, 9. 10. NOz 3-コーブー CHo viCHa Br E HC = c-c=ç-CEC-CEC-U, OH HJName the following organic compounds: CH3 CH,— - CH3- - - CH3 CH compound - CH₂ CH₂ CH₂ CH I CH₂ | CH3 CH₂ - CH₂ | CH,−C–CH,– CH, CH, CH₂ - CH₂ - CH₂ - CH3 CH₂ - CH₂ CH - - CH3 - CH₂ - CH₂ name П 0 0SEE MORE QUESTIONS