A molecule . is made of only one atom
can be made of different atoms
must be made of the same atoms
is found in the nucleus of an atom

Which of the following compounds does not contain molecules? question 2 options: co2 h2 nacl h2o

Achemical reaction is done in the setup shown, resulting in a change of mass. what will happen if the same reaction is done in a sealed container that is placed on the electronic balance?

Which samples do the atoms have the least kinetic energy