![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 10:30
Consider the following reactions. (note: (s) = solid, (l) = liquid, and (g) = gas.) mg(s) + ½o2(g) → mgo(s) + 146 kcal/mole h2(g) + ½o2(g) → h2o(g), δh = -57.82 kcal/mole what type of reaction is represented by the previous two examples?
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 13:00
Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 18:00
Hydrogenation reactions, in which h2 and an "unsaturated" organic compound combine, are used in the food, fuel, and polymer industries. in the simplest case, ethene (c2h4) and h2 form ethane (c2h6). if 140 kj is given off per mole of c2h4 reacting, how much heat (in mj) is released when 12 kg of c2h6 forms?
Answers: 2
![question](/tpl/images/cats/himiya.png)
You know the right answer?
What’s the missing word
...
...
Questions
![question](/tpl/images/cats/en.png)
English, 26.05.2021 20:30
![question](/tpl/images/cats/mat.png)
Mathematics, 26.05.2021 20:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 26.05.2021 20:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.05.2021 20:30
![question](/tpl/images/cats/biologiya.png)
Biology, 26.05.2021 20:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.05.2021 20:30
![question](/tpl/images/cats/mat.png)
Mathematics, 26.05.2021 20:30
![question](/tpl/images/cats/mat.png)
Mathematics, 26.05.2021 20:30
![question](/tpl/images/cats/mat.png)
Mathematics, 26.05.2021 20:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 26.05.2021 20:30
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
Health, 26.05.2021 20:30
![question](/tpl/images/cats/mat.png)
Mathematics, 26.05.2021 20:30
![question](/tpl/images/cats/himiya.png)