![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 12:30
Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 18:10
Given the following at 25c calculate delta hf for hcn (g) at 25c. 2nh3 (g) +3o2 (g) + 2ch4 (g) > 2hcn (g) + 6h2o (g) delta h rxn= -870.8 kj. delta hf=-80.3 kj/mol for nh3 (g), -74.6 kj/mol for ch4, and -241.8 kj/mol for h2o (g)
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 06:00
Give one example of a pure (exact) number and of an estimated (measured) number.
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 07:30
To separate a mixture of hard candies nd marbles the most efficient method would be
Answers: 3
You know the right answer?
The assembly of an RNA strand is called what...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 17.02.2021 19:40
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/es.png)
Spanish, 17.02.2021 19:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.02.2021 19:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.02.2021 19:40
![question](/tpl/images/cats/istoriya.png)
History, 17.02.2021 19:40
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
English, 17.02.2021 19:40
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
History, 17.02.2021 19:40
![question](/tpl/images/cats/mat.png)
Mathematics, 17.02.2021 19:40
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)