The mixture you separated was a mixture of iron filings, sand, and salt. based on your understanding of matter, is this mixture a homogeneous mixture or heterogeneous mixture? how do you know? homogeneous mixture-the parts are not uniformly mixed homogeneous mixture-the parts are uniformly mixed heterogeneous mixture-the parts are uniformly mixed heterogeneous mixture-the parts are not uniformly mixed

What’s the percent by mass of carbon in c10h14n2

Which statement is usually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.

Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.