BRAINLIESTTT ASAP!!! PLEASE HELP ME :) Which of the following could result from a substance that undergoes a chemical change? Its elemental composition is altered. It undergoes phase change. It has a reversible change. Its shape is altered.

2 answers
Question:

BRAINLIESTTT ASAP!!! PLEASE HELP ME :)
Which of the following could result from a substance that undergoes a chemical change?
Its elemental composition is altered.
It undergoes phase change.
It has a reversible change.
Its shape is altered.

Answers

It’s elemental composition is altered.Chemical changes are permanent, internal, molecular shifts in chemical composition. All other 3 answers are temporary processes that do not change the essential composition of a substance.

Answer:Its elemental composition is altered.Explanation:A chemical change is which involves changes at molecular level. Hence the chemical changes involve changes at elemental level or change in elemental composition. For example: reaction of hydrogen with oxygen to form water is a change in elemental composition.However heating water to change it from liquid to gaseous phase is a physical change.Physical changes involve changes in phase.The physical changes are generally reversible change.In a physical change there is possibility of change in shape, generally.

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