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Justification: 9) Cr or Si. Justification: 10) H2O or SiO2. Justification: 11) MgO or BaO. Justification: 12) CH3CH2CH2CH2CH3 or (CH3)2CHCH2CH3. Justification: (CH3)2CHCH2CH3. 示性式, (CH3)2CHCH2CH3. EINECS, 201-142-8. 国連番号, 1265. ACXID, X1001474-5. 形態, 液体（透明）. 国際化学物質安全性カードNo. 1153. RTECS ... (CH3)2CHCH2CH3. Neopentane. (CH3)4C. C5H12. The number of isomeric alkanes increases as the number of carbons increase. There is no simple way to predict how ... (CH3)2CHCH2CH3. Odour, : PLEASANT. Solubility in water, : INSOLUBLE. Density, : 0.620 at 20 oC. Boiling point, : 28 oC. Melting point, : -160 oC. Viscosity, :. Identify whether the following pairs of compounds are structural isomers, geometric isomers, or identical molecules. a) b) c). (CH3)2CHCH2CH3. CH3(CH2)3CH3 d). Feb 24, 2020 ... 1,1-dimethylpropane hexane O 1,1-dimethylbutane 2-methylhexane methylbutane 1,1-dimethylethane 2-methylpropane 2-methylpentane pentane R-600 (CH3-CH2-CH2-CH3) 1: 1%. R-600a ((CH3)2CH-CH3) 1: 0,9%. R-601a ((CH3)2CH-CH2-CH3) 4: 0,6%. 2 440 4. 2 212 1,4. 2 280. R-425A. HFC-32 (CH2F2): 18,5%. HFC- ... Jun 8, 2020 ... Share your videos with friends, family, and the world. (CH3)2CHCH2CH3. CHEMBL1797287. DTXSID8025468. DTXSID60195860. DTXSID401316767. WLN: 2Y1&1. 2-Methylbutane, SAJ special grade. 2-Methylbutane, analytical ... ... 2CH-CH2-CH3 (11) 88.4 3,69 0.14 –44.5 a –42.5 -42,52 a -34,98 ND NF ... 3 A3 R-601a 2 Metilbutano (Isopentano) (CH3)2CHCH2CH3 72,1 2,95 0,008 27 0 ...