Answer:
primary source
Explanation:
the explanation is in the image above
brainliest please
The molecules held together are to weak so the substance melt and boil at low points.
Answer:
(C) HBr is an acid .......
Answer:
4600 ft.Ibs
Explanation:
Work done by the robot in climbing to the top of the well = work done in carrying the cable and itself + work done in carrying about average half the mass of the cable attached to the robot
Now work done = Force × distance = (( 70 +7 ) × 50 ft) + (( 0.6 × 50 ft) × 25 ) = 3850 + 750 = 4600 ft.Ibs