Question

what is force ?


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Answer 1

in physics, a force is any interaction what when

unopposed , will change the motion of an object

a force can cause an object with mass

to change with velocity i,e, to accelerate.

force can also be described intuitively

as a push are a pull . a force has both

magnitude and direction , making it a

victor quantity .

Answer 2

Answer:

It is usually prepared by the addition of HBr to ethene: H2C=CH2 + HBr → H3C-CH2Br. Bromoethane is inexpensive and would rarely be prepared in the laboratory. A laboratory synthesis includes reacting ethanol with a mixture of hydrobromic and sulfuric acids.