A pure substance is a single kind of matter. A(n) is made up of two or more substances that are together in the same place, but each substance keeps its own properties.

Here’s one way to follow the scientific method. place the missing steps in the correct position in the process

Aside from human impact, which of the following causes less water vapor production over a small area? (2 pderivartin

100 points answer quick 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.