Answer:
8239.2g
Explanation:
Given parameters:
Number of atoms in Br = 6.2 x 10²⁵atoms
Unknown:
Mass of Br = ?
Solution:
From mole concepts, we know that:
1 mole of a substance contains 6.02 x 10²³ atoms/mol
Molar mass of Br = 80g/mol
6.2 x 10²⁵atoms x
x 80 x
= 8239.2g
It will Rise/Float to the surface/top.
Answer:
Answer down below
Explanation:
if it has to be 2 of these I think it would be A and B but if it is only one Answer it would be B
Answer:
More drag is created because the molecules cannot "hear" the airplane coming.
Explanation: