Answer: A
Explanation: Protons and neutrons form the nucleus of the atom, with electrons orbiting it.
Because they don't care and think the ozone layer is fine.
Answer:
Disability Rights
Explanation:
Because they're asking her to provide a interpreter while she speaks on television for the deaf .
Answer:
28.45L
Explanation:
1mole of a gas occupy 22.4L at stp. This implies that 1mole of He also occupy 22.4L at stp.
Now if 1mole of He occupied 22.4L at stp, then, 1.27mol will occupy = 1.27x22.4 = 28.45L
