Within the core of the Sun, temperatures and pressures are high enough to fuse hydrogen atoms into helium, which is the Sun's main form of energy production. Assuming there was a slight mistake in where you have copied the results here the correct answer is the third option.
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A the solid.
it’s solid because solid is harder than gas and liquid which makes it a greater structure
I think the answer is yes
19. The atomic number is the same as protons and electrons unless it have a - or a + charge the electrons are going to change
