![subject](/tpl/images/cats/himiya.png)
All of the matter in the universe formed after the big bang. Scientists
predicted that hydrogen and helium would be the most abundant elements.
What did scientists discover?
A. The universe has 74% hydrogen and 24% helium, which supports
the big bang theory.
B. Stars are made mostly of other elements, which supports the big
bang theory
C. The universe has 73% hydrogen and 25% helium, which does not
support the big bang theory.
D. Planets are made mostly of other elements, which does not
support the big bang theory.
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Chemistry
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 07:20, mathman783
Why does his teacher ask him to balance the equation by including the correct coefficient
Answers: 1
![image](/tpl/images/cats/himiya.png)
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 20:20, catchonyet
Which formula equation represents the burning of sulfur to produce sulfur dioxide? s(s) + o2(g) 4502(9) 2h2s(s) + 302(g) —> 2h20(0) + 2502(9) 4fes2+1102 —> 2fe2o3 + 8502 2802(g) + o2(9) v205 , 2503(9)
Answers: 1
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 22:00, jlegrand9098
4.25g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 22.0 c to 16.9 c. assume that the specific heat of the solution is the same as that of pure water. calculate delta(h) (in kj/mol nh4no3) for the solution proces.
Answers: 2
You know the right answer?
All of the matter in the universe formed after the big bang. Scientists
predicted that hydrogen and...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
Mathematics, 10.09.2021 07:30
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/en.png)
English, 10.09.2021 07:30
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/en.png)
English, 10.09.2021 07:30
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 10.09.2021 07:30
![Konu](/tpl/images/cats/mat.png)
Mathematics, 10.09.2021 07:30
![Konu](/tpl/images/cats/mat.png)
Mathematics, 10.09.2021 07:30