Which statement concerning spontaneous chemical reactions is true?
a. spontaneous chemical re...
![subject](/tpl/images/cats/himiya.png)
Which statement concerning spontaneous chemical reactions is true?
a. spontaneous chemical reactions always occur rapidly.
b. spontaneous reactions are those that occur without an ongoing outside source of energy.
c. spontaneous chemical reactions are those that occur with no change in energy.
d. a nonspontaneous reaction can be made spontaneous by the addition of a catalyst.
![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, 21.06.2019 16:00
The overall chemical reaction for photosynthesis isshown below: 6co2 + 6h20 β c6h12o6 + 602what mass of glucose (c6h1206) can form from71.89 g co2? (molar mass of c6h1206 = 180.18g/mol; molar mass of co2 = 44.01 g/mol)71.89 g co2=g c6h1206
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 07:30
Aradio signal from a gps satellite take only about 0.067 seconds to reach a gps reciever. if the speed of light is about 300,000km/s, then approximately how far away is the reciever from from the satellite?
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 13:30
The atomic number, or number, is the described as the number of in the nucleus of an chemical element.
Answers: 1
![question](/tpl/images/cats/himiya.png)
You know the right answer?
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.02.2021 19:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 25.02.2021 19:40
![question](/tpl/images/cats/mat.png)
Mathematics, 25.02.2021 19:40
![question](/tpl/images/cats/istoriya.png)
History, 25.02.2021 19:40
![question](/tpl/images/cats/istoriya.png)
History, 25.02.2021 19:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 25.02.2021 19:40
![question](/tpl/images/cats/mat.png)
Mathematics, 25.02.2021 19:40
![question](/tpl/images/cats/istoriya.png)
History, 25.02.2021 19:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.02.2021 19:40
![question](/tpl/images/cats/mat.png)
Mathematics, 25.02.2021 19:40
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)