![subject](/tpl/images/cats/biologiya.png)
Biology, 30.03.2021 21:50 azertyqwerty123
A Helium atom has 2 protons in the center of its nucleus. Therefore its atomic number is 2. Its mass is
greater than the mass of these 2 protons. Which of the following accounts for this difference in mass?
A neutrons
B molecules
C nuclei
D electrons
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 08:30
What are some natural processes that represent physical and chemical changes?
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 11:30
What would most likely happen if green plants were exposed to longer days of sunlight? a. the mitochondria would produce less energy . b. the chloroplasts would produce more energy. c. the cell wall would become thicker. d. the vacuoles would quickly shrink.b. the chloroplasts would produce more energy.
Answers: 3
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 12:40
In a cladogram, what occurs at a node? a derived trait appears. evolution is stopped. an ancestor dies. the cladogram ends. aa as s as ss what are the chances that their offspring will have sickle cell anemia? 0% 25% 50% 100%
Answers: 3
You know the right answer?
A Helium atom has 2 protons in the center of its nucleus. Therefore its atomic number is 2. Its mass...
Questions
![question](/tpl/images/cats/mkx.png)
Arts, 22.08.2019 14:00
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 22.08.2019 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 22.08.2019 14:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 22.08.2019 14:00
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.08.2019 14:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
Physics, 22.08.2019 14:00
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 22.08.2019 14:00
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 22.08.2019 14:00
![question](/tpl/images/cats/health.png)
Health, 22.08.2019 14:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/istoriya.png)
History, 22.08.2019 14:00