The rocket starts at rest, so its initial velocity is 0. If the burn phase lasts
seconds, then during this interval the rocket's velocity is

and its position is

So we have

and the answer is C.
According to Ohm's law for a portion of the circuit we have:
U=RI=>I=U/R=24/3=8 A
The correct answer is B
The correct answer would be 2: they transfer energy.
Calcium 47 is best suited as a radioactive tracer for the body's use of calcium
No. The isomers have same molecular formula (same elements in the same number each).
Ethane does not contain oxygen and ethanol does.