Chemistry, 05.05.2020 16:29, shawn20034
2C(s)+O2(g)2H2(g)+O2(g)H2O(l)→2CO(g )→2H2O(g)→H2O(g)ΔHΔHΔH=−222kJ=−484k J=+44kJ Use the thermochemical data above to calculate the change in enthalpy for the reaction below. H2O(l)+C(s)→CO(g)+H2(g)
Answers: 3
Chemistry, 22.06.2019 16:00, hjgjlgkjg
Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy
Answers: 1
Chemistry, 22.06.2019 16:30, ddmoorehouseov75lc
Correct relationship between molecular formula and empirical formula
Answers: 1
2C(s)+O2(g)2H2(g)+O2(g)H2O(l)→2CO(g )→2H2O(g)→H2O(g)ΔHΔHΔH=−222kJ=−484k J=+44kJ Use the thermochemic...
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