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Hydrogen fuel cells are a promising alternative to gasoline engines in part because they release water instead of carbon dioxide. In a hydrogen fuel cell, hydrogen gas (H2) and oxygen gas (02) react to
answered
Aug 29, 2021
Chemistry
college
5
votes
66.1k
views
1- how much of the Mexican culture and identity should one retain?
answered
Aug 24, 2021
Social Studies
middle-school
3
votes
116k
views
Shedding Light on a Dark Day, by Robin Meriwether 1. On May 19, 1780, the skies over New England turned dark in the middle of the day. For more than two hundred years, New England's Dark Day had been shrouded
answered
Jun 10, 2021
English
middle-school
2
votes
156k
views
When Edgar was twelve, his family moved to a new neighborhood, where he made new friends on his block. Edgar's new friends liked to meet up after school and go to an abandoned building in the neighborhood,
answered
May 26, 2021
Social Studies
high-school
5
votes
72.0k
views
The midpoint of AB is M(-2,5). If the coordinates of A are (1,7), what are the coordinates of B?
answered
May 25, 2021
Mathematics
high-school
3
votes
140k
views
A sample of 16 people is taken and their weights are measured. The standard deviation of these 16 measurements is computed to be 5.8. What is the variance of these measurements?
answered
May 16, 2021
Mathematics
college
1
vote
22.7k
views
PLease please please help quick
answered
May 13, 2021
Mathematics
high-school
0
votes
223k
views
Everyone has two alleles for blood type. where do these two alleles come from?
answered
Apr 14, 2021
Biology
high-school
3
votes
118k
views
Who is the mystical body of Christ
answered
Dec 21, 2020
Engineering
middle-school
3
votes
130k
views
All living organisms have complex organization, they are able to grow and develop, they are able to reproduce and pass on genetic information to their offspring, they are able to acquire and release energy,
answered
Oct 18, 2020
Chemistry
middle-school
7
votes
87.6k
views
Why is it incorrect to say that mitochondria function only as energy factories with cell
answered
Jun 28, 2020
Biology
middle-school
2
votes
132k
views
When rocks grind and squeeze past each other,___metamorphism occur.
answered
Apr 16, 2020
Chemistry
middle-school
5
votes
81.8k
views
Summarize the story of Romulus and Remus
answered
Feb 18, 2020
Social Studies
middle-school
6
votes
147k
views
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