shainaanderson24
09.04.2021 •
Chemistry
In a calorimeter, 20 g of ice absorbs heat with an enthalpy of fusion of 334 J per g. What is the heat absorbed? q equals m delta H subscript f end subscript Substance C in joules per gram dash degree centigrade Water (ice) 2.05 Iron 0.46 Aluminum 0.90 Gold 0.13 Copper 0.39 Ammonia (liquid) 4.70 Ethanol 2.44 Gasoline 2.22 Water (liquid) 4.18 Water (vapor) 2.08 Air open parentheses 25 degrees C close parentheses 1.01 Oxygen 0.92 Hydrogen 14.30 options: 334 J 6.68 J 3.34 kJ 6.68 kJ
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Ответ:
Explanation:
This might work for a while, as long as there is extra vinegar, but eventually there would be no atoms left of vinegar to react with the extra baking soda, so no more carbon dioxide would be produced.