Respuesta :

24tgaur27

Answer:

1) 6.8127*10^16

2) 2.9544*10^24 in scientific notation.

Step-by-step explanation:

for problem 2, I added the four masses and then divided by 4 to get the answer 2.9544*10^24 or 2.9544e24.
1. 6.8127*10^16
I only know 1 sorry