Mostly gravity voloume and sometimes what it is made of
That is force. Whenever you see the words push or pull always think of Force
To be sure that the color is due to sodium, do a
flame test. This is used to identify the presence of small number of metal ions
in a compound. For sodium, the brilliant color of bright yellow is a result of
an excited electron in a very high level of energy and fall to a lower level called
the ground state.
In
addition, metals have different jump sizes in the energy level and
this means that each different metal will have a different pattern of spectral
lines, which results to different flame color.
Answer:a=v-u/t
=23-8/3
=5m/s hope you got your answer
Explanation:
