Chemistry, 24.07.2020 03:01 Oregonduckerz
Which of the following reactions represents an exothermic reaction? 1.) C + 2S → CS 2, ΔH = 27,550 cal 2.) 2H 2O → 2H 2 + O 2, ΔH = +58 kcal 3.) C (graphite) → C (diamond), ΔH = 0.45 kcal 4.) NH 3(g) + 12.0 kcal → ½N 2(g) + 3/2H 2(g) 5.) CH 4 + 2O 2 → CO 2 + 2H 2O + 212,800 cal
Answers: 1
Chemistry, 22.06.2019 09:20
Which of these statements explains the difference between nuclear binding energy and the strong nuclear force ?
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Chemistry, 22.06.2019 09:40
Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?
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Which of the following reactions represents an exothermic reaction? 1.) C + 2S → CS 2, ΔH = 27,550 c...
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