![subject](/tpl/images/cats/himiya.png)
The enthalpy of combustion of acetylene C2H2 is described by C2H2(g) + (5/2) O2(g) →2CO2(g) + H2O(l), Hrxn= –1299 kJ/mol. Calculate the enthalpy of formation of acetylene, given the following enthalpies of formation Hf[CO2(g)] = –393.5 kJ/mol Hf[H2O(l)] = –285.8 kJ/mo
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 02:50
What is the overall order of reaction for rate = k[no]2[o2]
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 07:30
According to the vsepr theory what is the shape of a molecule that has a central atom valence three other items with no lone pairs of electrons
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 19:00
How many liters of ethylene glycol antifreeze (c2h6o2), with a density of 1.100 g/l, would you add to your car radiator containing 15.0 kg of water if you needed to protect your engine to - 21.5°c? for water, kf = 1.86°c m -1.
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 05:40
Convert a speed of 201 cm/s to units of inches per minute. also, show the unit analysis by dragging components into the unit‑factor slots.
Answers: 1
You know the right answer?
The enthalpy of combustion of acetylene C2H2 is described by C2H2(g) + (5/2) O2(g) →2CO2(g) + H2O(l)...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 03.02.2021 23:00
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 03.02.2021 23:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 03.02.2021 23:00
![question](/tpl/images/cats/mat.png)
Mathematics, 03.02.2021 23:00
![question](/tpl/images/cats/mat.png)
Mathematics, 03.02.2021 23:00
![question](/tpl/images/cats/biologiya.png)
Biology, 03.02.2021 23:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 03.02.2021 23:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/istoriya.png)
History, 03.02.2021 23:00
![question](/tpl/images/cats/istoriya.png)
History, 03.02.2021 23:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 03.02.2021 23:00
![question](/tpl/images/cats/mat.png)