![subject](/tpl/images/cats/himiya.png)
Chemistry, 23.01.2020 20:31 dianaherrera041
Which of the following equations is balanced and follows the law of conservation of mass?
a. 2fe + 3o β> fe2o3
b. h2 + o2 β> 2oh
c. 2mg + ci β> mgci2
d. ch4 + 3o2 β> 2co2 + 2h2o
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 05:00
In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?
Answers: 1
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 20:00
Nitrogen dioxide decomposes according to the reaction 2 no2(g) β 2 no(g) + o2(g) where kp = 4.48 Γ 10β13 at a certain temperature. if 0.70 atm of no2 is added to a container and allowed to come to equilibrium, what are the equilibrium partial pressures of no(g) and o2(g)
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 03:00
A0.100-kilogram apple hangs in a tree 1.50 meter above the ground. ignore frictional effects, the total mechanical energy of the apples is
Answers: 1
You know the right answer?
Which of the following equations is balanced and follows the law of conservation of mass?
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 19.06.2020 01:57
![question](/tpl/images/cats/mat.png)
Mathematics, 19.06.2020 01:57
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.06.2020 01:57
![question](/tpl/images/cats/en.png)
English, 19.06.2020 01:57
![question](/tpl/images/cats/himiya.png)
Chemistry, 19.06.2020 01:57
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
English, 19.06.2020 01:57
![question](/tpl/images/cats/mat.png)
Mathematics, 19.06.2020 01:57
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.06.2020 01:57