Why could this technology be more effective in protecting native fish populations than traditional methods of sampling areas for invasive species using net

What is the number of moles in 15.0 g ash3?

Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.

Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.