You are given a 40 mL solution in a beaker. You add solute to the beaker and you observe some particles do not dissolve. What solution is it?​

Which traits do human embryos have that link them to a common ancestor with fish and reptiles? a. scales and tail b. gill slits and scales c. tail and gill slits d. hair and tail

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?

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.