17. Titanium-51 decays with a half-life of 6 minutes. If you start with 2000 kg titanium, what would remain after one hour?
a. 7.81
b. 3.90
C. 1.95
d. 0.97
e. 0.48

Which of the following situations is impossible? a) an object has velocity directed east and acceleration directed east. b) an object has zero velocity but non-zero acceleration. c) an object has constant non-zero velocity and changing acceleration. d) an object has velocity directed east and acceleration directed west. e) an object has constant non-zero acceleration and changing velocity.

Hat is the most commonly cited cause of occupational injuries in the healthcare sector? a. repositioning of patients b. manual pipetting c. slips and trips d. workplace violence

The inner planets or call terrestrial because they