Is the reaction endothermic or exothermic?
4Al(s)+ 3O2(g)--> 2Al2O3(s)+ 3351 KJ...
![subject](/tpl/images/cats/himiya.png)
Chemistry, 18.03.2021 05:50 mimithurmond03
Is the reaction endothermic or exothermic?
4Al(s)+ 3O2(g)--> 2Al2O3(s)+ 3351 KJ
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/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 21:30
Sex cells from female reproductive organ? 1) mitosis 2) fertilization 3) zygote 4) eggs 5) meiosis 6) sperm
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 02:20
Compared with the freezing-point depression of a 0.01 m c6h12o6 solution, the freezing-point depression of a 0.01 m nacl solution is
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 05:20
Temperature is _related to the average kinetic energy of a gas. inversely directly not disproportionally
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 13:00
Adepositional also feature that forms where a stream enters a lake or an ocean is a
Answers: 2
You know the right answer?
Questions
![question](/tpl/images/cats/en.png)
English, 17.07.2019 02:30
![question](/tpl/images/cats/health.png)
Health, 17.07.2019 02:30
![question](/tpl/images/cats/mat.png)
Mathematics, 17.07.2019 02:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
Physics, 17.07.2019 02:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.07.2019 02:30
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
History, 17.07.2019 02:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/fizika.png)
Physics, 17.07.2019 02:30
![question](/tpl/images/cats/istoriya.png)
History, 17.07.2019 02:30