![subject](/tpl/images/cats/himiya.png)
Propane (c3h8) is burned in oxygen to produce carbon dioxide and water. the heat of combustion of propane is -2012 kj/mole. how much heat is given off when 3.0 mol c3h8 are reacted with 10.0 mol o2? 1. 672 kj 2. 6036 kj 3. 2012 kj 4. 4024 kj 5. 1555 kj 6. 7392 kj
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 16:00
The overall chemical reaction for photosynthesis isshown below: 6co2 + 6h20 → c6h12o6 + 602what mass of glucose (c6h1206) can form from71.89 g co2? (molar mass of c6h1206 = 180.18g/mol; molar mass of co2 = 44.01 g/mol)71.89 g co2=g c6h1206
Answers: 1
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 07:30
11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 10:00
What is the atomic mass of an atom that has 6 protons, 6 neutrons, and 6 electrons? a) 6 b) 8 c) + 1 d) 12 e) 18
Answers: 1
You know the right answer?
Propane (c3h8) is burned in oxygen to produce carbon dioxide and water. the heat of combustion of pr...
Questions
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/geografiya.png)
Geography, 10.10.2019 00:10
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/obshestvoznanie.png)