How many moles are in 5.0 grams of calcium bromide? A. 1.0 x 10^3 mol
B. 2.5 x 10^-2 mol
C. 4.0 x 10^1
D. 4.2 x 10^-2

Why are pipes bursting in the in extremely cold weather?

Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.

Draw the lewis structure for the trisulfur s3 molecule. be sure to include all resonance structures that satisfy the octet rule.