Kimia itu Mudah

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Slightly viscous liq. Sweet taste. Poisonous! Do not swallow! Considerably hygroscopic: Absorbs twice its weight of water at 100% relative humidity. d⁰ 1.1274 . d¹⁰ 1.1204 . d²⁰ 1.1135 . d³⁰ 1.1065 . One gallon weighs 9.3 lbs. Flash pt, open cup: 240^oF (115^oC). mp -13^o . bp₇₆₀ 197.6^o ; bp₉₇ 140^o ; bp₁₈ 100^o ; bp_3.0 70^o ; bp_0.06 20^o . n_D¹⁵ 1.43312 ; n_D²⁵ 1.43063 . Viscosity in centipoises: 26 at 15^o; 21 at 20^o; 17.3 at 25^o. Dielectric constant at 20^o and 150 meters wavelength: 38.66 esu. Dipole moment 2.20. Spec heat (20degrees): 0.561 cal/g/^oC. Heat of formation -108.1 kcal/mol. Heat of fusion 44.7 cal/g. Heat of vaporization 191 cal/g. Heat of soln -6.5 cal/g of soln at 17^o when 37 parts are mixed with 63 parts H₂O (w/w). Parachor 148.9 (theory 152.2). Surface tension at 20^o = 48.4 dynes/cm. Miscible with water, lower aliphatic alcohols, glycerol, acetic acid, acetone and similar ketones, aldehydes, pyridine and similar coal tar bases. Slightly sol in ether (1:200). Practically insol in benzene and its homologs, chlorinated hydrocarbons, petr ether, oils. Density and freezing point of ethylene glycol-water mixtures: 10.15% ethylene glycol by wt ( d²⁰, fp): 1.013 ,-3.5^o; 20.44% ethylene glycol: 1.027 , -8^o;  29.88% ethylene glycol: 1.040 , -15^o; 40.23% ethylene glycol: 1.054 ,-24^o; 50.18% ethylene glycol: 1.067 , -36^o; 58.37% ethylene glycol: 1.0770 , -48^o. LD 50 in rats, guinea pigs (g/kg ): 8.54 , 6.61 orally (Smyth); in mice ( ml/kg ): 13.79 orally (Bornmann).

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