![subject](/tpl/images/cats/biologiya.png)
Biology, 11.12.2020 01:00 amaliathornton22
PLEASE HELP Hydrogen fuel cells combine hydrogen and oxygen to produce water and energy. Assume 1 kg of fuel is used, and the mass of the water produced is 1.10 x 10-11 kg. How much energy is produced by this fuel cell? (Hint: Use E = mc2.) (7 points)
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 02:00
Research cheetahs on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? -cheetah how long has the animal been endangered or threatened? what has contributed to this animalβs endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.
Answers: 3
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 02:00
Despite the differences in mature plant cells, all of them are derived from meristem cells. the three major types of tissue systems develop from the meristem. meristems develop cells in all but which tissue?
Answers: 3
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 05:00
Explain how organisms could be harmed by high levels of salt from roadways?
Answers: 1
![question](/tpl/images/cats/biologiya.png)
You know the right answer?
PLEASE HELP Hydrogen fuel cells combine hydrogen and oxygen to produce water and energy. Assume 1 kg...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.02.2020 20:46
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 21.02.2020 20:46
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/health.png)
Health, 21.02.2020 20:46
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.02.2020 20:46
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
English, 21.02.2020 20:46
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/User.png)