2. When iron rusts what is it reacting with?
Carbon Dioxide
O
Salt
O Oxygen
...
![Chemistry](/tpl/images/cats/himiya.png)
![answer](/tpl/images/cats/otvet.png)
Answers: 1
Other questions on the subject: Chemistry
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 02:00, hemolelekeakua
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
![image](/tpl/images/cats/himiya.png)
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 15:30, alaf05160
Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what most likelyhappened? energy was created inside the blocks. energy was destroyed inside the blocks. energy was absorbed into the blocks from outside the system. energy was transferred from the warmer block to the cooler block.
Answers: 2
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 18:00, rodriguezscarlet1713
Hydrogenation reactions, in which h2 and an "unsaturated" organic compound combine, are used in the food, fuel, and polymer industries. in the simplest case, ethene (c2h4) and h2 form ethane (c2h6). if 140 kj is given off per mole of c2h4 reacting, how much heat (in mj) is released when 12 kg of c2h6 forms?
Answers: 2
Do you know the correct answer?
Questions in other subjects:
![Konu](/tpl/images/cats/himiya.png)
![Konu](/tpl/images/cats/biologiya.png)
Biology, 09.11.2020 17:00
![Konu](/tpl/images/cats/istoriya.png)
History, 09.11.2020 17:00
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/istoriya.png)
History, 09.11.2020 17:00
![Konu](/tpl/images/cats/ekonomika.png)
![Konu](/tpl/images/cats/ekonomika.png)
![Konu](/tpl/images/cats/mat.png)