The best formula that represents compounds only is <span>CO2, H2O, NH3.</span>
<span>The wavelength of the associated sound will increase. This will be noticed by the sound having a lower tone. As the sound passes through the solid object, not only will it sound lower in tone, it will sound softer, evidenced by if a person closes a door to a room and listens to a sound played from inside.</span>
The lever family and the inclined plane family.
Your answer is random because metals form huge structures in which electrons in the outer shell of the metal it makes atoms free to move.
