Answer: 2. I see two colours in the test tube, white and grey at the bottom.
Answer: Alpha Centauri A & B are roughly 4.35 light years away from us.
Explanation: I HOPED THAT HELPED!
Answer:
The force is 30 N
Explanation:
We use the formula F= mx a
F= 10kg x 3m/s2
F= 30kgxm/s2= 30 Newton
Answer:
-2
The charge on an oxygen ion is -2. An oxygen atoms contain six electrons in its valence electron shell.
Explanation:
