Which of these is likely to be true about a scientific theory It can never be changed or replaced.
It is supported by exactly one true hypothesis.
It is accepted by a large scientific community.
It is a random guess about how something happened.25 poi

oh it is true if thats what you are asking

every chemical equation adheres to the law of conservation of mass, which states that matter cannot be created or destroyed. therefore, there must be the same number of atoms of each element on each side of a chemical equation.

i'm wiling to try and you : )

it's c (engineer's do their work with mechanical stuff not on any living being)