If the percent by mass for a solute is 5.0% and the mass of the solution is 345.0 g, what is the mass of the solute in the solution? (just input a number,
not units)

Motivation cannot be developed with practice; a person either possesses it or they do not.

Predict the products butane (c4h10) + oxygen —>

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.