What is the oxidation state of copper in Cu(C2H3O2)2? +2 -1 -2 +4 +1

How manyatoms of mercury are in 1.4214e+1 ml sample

Which are forms of frozen water? check all that apply. dew frost hail rain sleet

Plz a person walks 1 mile every day for exercise, leaving her front porch at 9 am and returning to her front porch at 9: 25 am what was the total displacement of her daily walk a. 1 mile b. 0 c. 25 min d. none of the above