The forces acting on a falling leaf are

Acertain sound is recorded by a microphone. the same microphone then detects a second sound, which is identical to the first one except that the amplitude of the pressure fluctuations is larger. in addition to the larger amplitude, what distinguishes the second sound from the first one? it is perceived as higher in pitch. it is perceived as louder. it has a higher frequency. it has a longer wavelength.

Al(oh)2 is__ an acid a base a salt

The following synthetic sequence was completed using a commercially available substance with the chemical formula c3h6o. use the ir spectrum and the synthetic scheme to draw the structure of this unknown starting material.