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Ethanol-water mixtures have less volume than the sum of their individual components at the given fractions. Mixing equal volumes of ethanol and water results in only 1.92 volumes of mixture. [75] [80] Mixing ethanol and water is exothermic, with up to 777 J/mol [81] being released at 298 K. Hydrogen bonding in solid ethanol at −186 °C
Consumption of sugar ranges from around 3 kilograms (6.6 pounds) per person per annum in Ethiopia to around 40 kg (88 lb) in Belgium. [citation needed] Consumption per capita rises with income per capita until it reaches a plateau of around 35 kg (77 lb) per person per year in middle income countries.