I don't know if this is the answer you are looking for but it would be flat unless the player pushed the tuning slide in.
They are gases at room temperature
Hope this helps:)
Answer:
C. The balloon with CH4 has the same moles of gas molecules as the balloon with H2
Explanation:
Based on combined gas law, gases under the same pressure, temperature and volume have the same number of moles. With this information we can say the rigth statement is:
<h3>C. The balloon with CH4 has the same moles of gas molecules as the balloon with H2</h3>