![subject](/tpl/images/cats/himiya.png)
Chemistry, 11.02.2020 05:59 tommyaberman
Haemoglobin contains 0.33% by mass of iron there are two iron atoms in one molecule of haemoglobin, what's the relative molecular mass of haemoglobin?
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 15:20
Draw any one of the skeletal structures of a 2° alkyl bromide having the molecular formula of c6h13br and two stereogenic centers. indicate chirality by using wedge and hashed wedge notation. lone pairs do not need to be shown.
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 22:30
Which one of the following bonds would you expect to be the most polar? a) b–h b) n–h c) p–h d) al–h e) c–h
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 22:30
Which of these statements best explains why space exploration should be encouraged? it prepares humans to live without oxygen. it dispel myths about objects in space. it prevents comets and asteroids from striking earth. it creates technology to absorb harmful radiations in space.
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 02:30
When the ionic compound nabr dissolves in water, br– ions are pulled into solution by the attraction between what two particles? a. the na+ and br– ions b. the na+ ion and the negative end of a water molecule c. the br– ion and the positive end of a water molecule d. the br– ion and the negative end of a water molecule
Answers: 1
You know the right answer?
Haemoglobin contains 0.33% by mass of iron there are two iron atoms in one molecule of haemoglobin,...
Questions
![question](/tpl/images/cats/en.png)
English, 16.06.2020 22:57
![question](/tpl/images/cats/mat.png)
Mathematics, 16.06.2020 22:57
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 16.06.2020 22:57
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/fizika.png)
Physics, 16.06.2020 22:57
![question](/tpl/images/cats/biologiya.png)
Biology, 16.06.2020 22:57
![question](/tpl/images/cats/mat.png)
Mathematics, 16.06.2020 22:57
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/pravo.png)
![question](/tpl/images/cats/istoriya.png)
History, 16.06.2020 22:57
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 16.06.2020 22:57
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 16.06.2020 22:57