Identify this very common mystery mineral, which is almost always present in light colored rocks and sandstones: hardness of 7, no cleavage, exhibits conchoidal fracture, glassy luster.

In all living cells dna controls cellular activities by

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.

Compare and contrast solutions and suspensions