![subject](/tpl/images/cats/himiya.png)
Chemistry, 23.10.2020 16:10 Animallover100
In the reaction _Al+3O2→2Al2O3, what coefficient should be placed in front of the Al to balance the reaction?
![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, 22.06.2019 03:10
The covalent compound acetylene, which is the fuel of the oxyacetylene torch used by welders, has the molecular formula c2h2. the covalent compound benzene, a commercial solvent, has the molecular formula c6h6 each of these covalent compounds contains carbon and hydrogen atoms in a one-to-one ratio. would it be correct to write the chemical formulas of each as ch? explain.
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 07:30
In the particles are arranged in a regular, repeating pattern. a)a crystalline liquid b)a crystalline solid c)all gases d)all solids
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 10:00
3. how much energy in joules is required to evaporate .0005 kg of liquid ammonia to vapor at the same temperature? 4. how much energy ( in megajoules ) is given up by .75 kg of water at 0c when it freezes to form ice at 0c? 5. explain how heat works between and at critical temperatures?
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 21:50
What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state.a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car
Answers: 2
You know the right answer?
In the reaction _Al+3O2→2Al2O3, what coefficient should be placed in front of the Al to balance the...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 10.04.2021 22:50
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 10.04.2021 22:50
![question](/tpl/images/cats/mat.png)
Mathematics, 10.04.2021 22:50
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 10.04.2021 22:50
![question](/tpl/images/cats/mat.png)
Mathematics, 10.04.2021 23:00
![question](/tpl/images/cats/mat.png)
Mathematics, 10.04.2021 23:00
![question](/tpl/images/cats/mat.png)
Mathematics, 10.04.2021 23:00
![question](/tpl/images/cats/es.png)
Spanish, 10.04.2021 23:00
![question](/tpl/images/cats/fizika.png)
Physics, 10.04.2021 23:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 10.04.2021 23:00
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 10.04.2021 23:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 10.04.2021 23:00