Answer:v 
e
 ≈2.889×10 
−4
 m/s
Explanation:Let's calculate the escape velocity (
�
�
v 
e
 ) using the provided values:
�
�
=
2
×
(
6.67430
×
1
0
−
11
)
×
(
1
×
1
0
18
)
160
,
000
v 
e
 = 
160,000
2×(6.67430×10 
−11
 )×(1×10 
18
 )
 
 
�
�
=
1.33486
×
1
0
−
2
160
,
000
v 
e
 = 
160,000
1.33486×10 
−2
 
 
 
�
�
≈
8.34287
×
1
0
−
8
v 
e
 ≈ 
8.34287×10 
−8
 
 
�
�
≈
2.889
×
1
0
−
4
 m/s
v 
e
 ≈2.889×10 
−4
 m/s