Answer:
I don't think the information is complete
Elements with atomic numbers from 58 through 71 are part of the
<span>
lanthanide</span> series <span />
Answer:42 cm 3 cubic unit
Explanation:
Here
- Acceleration and initial velocities are constant.
According to first equation of kinematics.




- Time was t at velocity v
- Time will be 4t at velocity 4v