What is the concentration (in %v/v)) of the following solutions? a. 25 ml of ethanol is diluted to a volume of 150 ml with water.

What is the density of the black hole

For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have

Which is a characteristic of the electron sea model for metallic bonding? molecular orbitals overlap to produce bands. electrons flow easily between metal nuclei. electrons are in fixed positions in the orbitals. atomic nuclei are arranged in an irregular pattern.