![subject](/tpl/images/cats/himiya.png)
Chemistry, 23.07.2019 06:00 meaghankelly16
Explain how both biochemical oxygen demand and chemical oxygen demand are measured. microbiology
![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 11:40
Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 19:30
Which liquid (h2o, h2o + soap, or h2o + salt) has the strongest cohesion and adhesion? (need now plz)
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 03:30
In chemistry, the type of an atom (what element it is) is determined by: a) the number of protons it contains in its nucleus.b) the number of neutrons it contains in its nucleus.c) the number of protons it has in a cloud around the nucleus.d) the number of neutrons it has in a cloud around the nucleus.e) the number of electrons it exchanges with its neighbors.
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 04:20
The lewis diagrams for magnesium and fluorine are shown below. what is the correct chemical formula for magnesium fluoride? a. mgf b. mg2f c. mgf2 d. mg2f3
Answers: 1
You know the right answer?
Explain how both biochemical oxygen demand and chemical oxygen demand are measured. microbiology...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 22.08.2020 22:01
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 22.08.2020 22:01
![question](/tpl/images/cats/en.png)
English, 22.08.2020 22:01
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.08.2020 22:01
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 22.08.2020 22:01
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/User.png)
Engineering, 22.08.2020 22:01
![question](/tpl/images/cats/pravo.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.08.2020 22:01
![question](/tpl/images/cats/mat.png)
Mathematics, 22.08.2020 22:01