Classify each reaction as endothermic or exothermic.
h2 + br2 → 2hbr, δh = -73 kj
...
![subject](/tpl/images/cats/himiya.png)
Chemistry, 07.01.2020 03:31 carlinryan
Classify each reaction as endothermic or exothermic.
h2 + br2 → 2hbr, δh = -73 kj
2nh3 → n2 + 3h2, δh = 92 kj
ch4 + 2o2 → co2 + 2h2o, δh = -890 kj
2hcl → h2 + cl2, δh = 184 kj
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 12:30
Write the chemical formula for a compound that is made of an element from group 1 and an element from group 17
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 15:30
Using the first volume and temperature reading on the table as v1 and t1, solve for the unknown values in the table below. remember to use the rules of significant figures when entering your numeric response.
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 16:00
How does blood clotting prevent the entry of pathogens through cuts and wounds? answer asap,, this is due tomorrow. will mark as brainliest or whatever you call it : )
Answers: 2
You know the right answer?
Questions
![question](/tpl/images/cats/istoriya.png)
History, 02.09.2020 01:01
![question](/tpl/images/cats/mat.png)
Mathematics, 02.09.2020 01:01
![question](/tpl/images/cats/mat.png)
Mathematics, 02.09.2020 01:01
![question](/tpl/images/cats/en.png)
English, 02.09.2020 01:01
![question](/tpl/images/cats/mat.png)
Mathematics, 02.09.2020 01:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 02.09.2020 01:01
![question](/tpl/images/cats/mat.png)
Mathematics, 02.09.2020 01:01
![question](/tpl/images/cats/mat.png)
Mathematics, 02.09.2020 01:01
![question](/tpl/images/cats/mat.png)
Mathematics, 02.09.2020 01:01
![question](/tpl/images/cats/mat.png)
Mathematics, 02.09.2020 01:01
![question](/tpl/images/cats/en.png)
English, 02.09.2020 01:01
![question](/tpl/images/cats/en.png)
English, 02.09.2020 01:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 02.09.2020 01:01