What role does the inner ear play in hearing sounds? * It blocks out unwanted sounds.
O
It converts vibrations into electrical signals.
O It helps determine if a sound is in front of or behind you.
It reflects high and low frequencies back to their source.

The boiling point of propanoic acid is higher than that of 1-butanol because: propanoic acid has a higher molecular weight than 1-butanol. propanoic acid is more soluble in water than 1-butanol. propanoic acid is a better hydrogen bond donor than 1-butanol. propanoic acid forms hydrogen bonded dimers and 1-butanol does not. 1-butanol forms hydrogen bonded dimers and propanoic acid does not.

What is the mass of 0.46 mol of mgcl2

An object becomes electrically charged when: electrons are created in it electrons from it are destroyed electrons are transferred to it protons from it are destroyed protons are created in it