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Question 5 Which molecule has lower vapor pressure? Hн Hн ТІ ТІ А) Н-с-с-о-с-с-Н ТІ Hн...
Given the formula representing a compound: О-І НЕС-Н Н Н 1 H-с-с-с-Н | | ннн Which formula represents an isomer of this compound? Hн ТІ H-C=C-C-C-H 3. 1. н н ннн | | | | C=C-C-C-H 11 Hн нннн IT IT H-с-с-с-с-Н | | | | нннн Hн Hнн 2 . н-с-с-с-н 4. Н H-C-H -О-І
н* ОН о -с но он H Н E гон А B C D Select the two reactants that will give this product. ОА Ов ОС OD ОЕ OF
Which molecule has the shortest C-C bond? Select one: Н.Н а. С=С Н H Н Н ob. Н-с-с-н Н н-с-с H Ос. НЕСЕСЕН
Which two statements about propene and ethanol are true? Н Н Н, Н—С —С—ОН Н H Н Н ethanol propene Ethanol has a lower vapor pressure than propene at a given temperature. and ethanol have London forces and dipole-dipole forces. Both propene Propene has a higher boiling point than ethanol due to its double bond Ethanol forms hydrogen bonds, whereas propene has dipole-dipole interactions Of the two compounds, only ethanol forms hydrogen bonds. о
Which of the following compound is used in making polyethylene terephthalate (PET)? (A) (С) о (8) C (D) о НО ос со НО нс с н сон сон U O Select one: О (А) (В) (c) (D)
Which molecule has the shortest C-C bond? Select one: н Н а. C-C Н н Н н ob. н-с-с-Н н Н с. НЕСЕСЕН Not yet answered Marked out of 3.00 P Flag question Which one of the following compounds would have a specific rotation [a]p = 0 ? Br CH3 H -Br Н. -Br CH3 Br H CH3 -H Br CH3 H Br CH3 -Br -H CHE Br CH3 -Н -H CH,CHE a c d Select one: a. a b....
Please explain your answer Which of the following reactions is NOT an isodesmic reaction? Н,с-он "сн, CH4 + Hас -Он (А) + (В) ОН + ОН CI н н Н н н Br Br Br (C) + Br Br н Н Br Н Н (D) з СH4 2 Hа Select one: а. А b. В С. С d. D вооо
Н. Which carbonyl group in the molecule below is the least reactive? OH Zoom А А B B с С D E E X e H o, 0 b ор 'N a OH O HO C FEE
Question 5 1 pts ҫнон но с н The molecule to the right is a(n) Н—с—он н—с—он сH,он Pyrane Aldose Furane Ketose
choose correct answer. no explanation needed QUESTION 21 luminosity b о в А км The figure above shows groups of stars on the H-R diagram, delineated broadly by groups (a) through (e). Which group represents stars that are hot and dim? a b OOooo QUESTION 22 luminosity b ов А F G KM The figure above shows groups of stars on the H-R diagram, delineated broadly by groups (a) through (e). Which group represents stars of the smallest radi? a...