![subject](/tpl/images/cats/himiya.png)
Chemistry, 17.06.2021 01:00 breemills9953
Calculate the volume of
that will be produced from 0.5 moles of
according to the equation below:
![Fe_2O_3+3CO_2=2Fe +3CO_2](/tpl/images/2406/4653/b335a.png)
if one mole of gas occupies 22.4dm^3 , calculate the volume of
that will be produced.
Question 2
Calculate the mass of impurity in a sample of
. iF 0.05 mol of
was formed when 7g of the sample reacts with excess dilute HCl . The equation for the reaction is :
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 02:00
The alkali metals (group 1) consist of lithium (3), sodium (11), potassium (19), rubidium (37), cesium (55), and francium (87). they are soft, metallic solids with low densities and low melting points. based on the data shown in figure 1, how many valence electrons do alkali metals share?
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 04:50
The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion
Answers: 1
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 08:30
Joan writes four numbers on the board in standard form, and then she writes their scientific notation
Answers: 1
You know the right answer?
Calculate the volume of that will be produced from 0.5 moles of according to the equation below:...
Questions
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 20.09.2020 02:01
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2020 02:01
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2020 02:01
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2020 02:01
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2020 02:01
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2020 02:01
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2020 02:01
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
English, 20.09.2020 02:01
![question](/tpl/images/cats/mat.png)
Mathematics, 20.09.2020 02:01
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
History, 20.09.2020 02:01
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/fizika.png)
Physics, 20.09.2020 02:01