![subject](/tpl/images/cats/himiya.png)
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 14:20
Calculate the enthalpy of the following reaction: 4 b (s) + 3 o2 (g) → 2 b2o3 (s) given the following pertinent information: (a) b2o3 (s) + 3 h2o (g) → 3 o2 (g) + b2h6 (g), δhoa = +2035 kj (b) 2 b (s) + 3 h2 (g) → b2h6 (g), δhob = +36 kj (c) h2 (g) + latex: \frac{1}{2} 1 2 o2 (g) → h2o (l), δhoc = −285 kj (d) h2o (l) → h2o (g), δhod = +44 kj
Answers: 3
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 12:30
What metric units would you use to measure the thickness of a key
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 04:31
What are the coefficients that will balance the skeleton equation below? n2 + h2 → nh3
Answers: 1
You know the right answer?
A graduated cylinder (approximate as a regular cylinder) has a radius of 1.045 cm and a height of 30...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 08.10.2019 02:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 08.10.2019 02:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/istoriya.png)
History, 08.10.2019 02:30
![question](/tpl/images/cats/en.png)
English, 08.10.2019 02:30
![question](/tpl/images/cats/himiya.png)
Chemistry, 08.10.2019 02:30
![question](/tpl/images/cats/istoriya.png)
History, 08.10.2019 02:30
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 08.10.2019 02:30
![question](/tpl/images/cats/mat.png)
Mathematics, 08.10.2019 02:30
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 08.10.2019 02:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
Business, 08.10.2019 02:30
![question](/tpl/images/cats/istoriya.png)