Which event always involves a chemical change?
boiling
melting
conducting
burning...
Chemistry, 05.12.2020 02:10, alisonsolis155
Which event always involves a chemical change?
boiling
melting
conducting
burning
(0_0)
Answers: 2
Chemistry, 22.06.2019 14:30, srutkowske1489
Is a pencil falling to the floor anon contact force, a force, or a contact force
Answers: 1
Chemistry, 22.06.2019 20:20, Matseleng3775
The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.
Answers: 1
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