Answer:
7.87 = 6.130/x
7.87x = 6.130
x = 0.779
Explanation:
density = mass/volume
I hope it will help you !!!
i think its CaNO4 but im not sure
1 a
2 d
3c
More generally, when a carbon atom is bonded to four other atoms, the molecule (or part of a molecule) will take on a tetrahedral shape similar to that of methane. (if this doesn't help sorry :<)