(30 points) which of the following statements about cobalt (co) and nickel (ni) is true? a. nickel has a greater average atomic mass than cobalt does. b. cobalt atoms have more electrons than nickel atoms do. c. nickel atoms have more protons than cobalt atoms do. d. nickel and cobalt have the same number of neutrons.

My question says on my assignment. read the following scenarios and decide which of the properties of life are being described. the first one is. katherine stopped on the way to school to grab some donuts. 2. because a dog cannot sweat, it has to pant in order to stay cool. 3. an elephant trun had no bone but 4,000 muscles. i have no idea what i am supposed to anwer. i can't find the answer in my notes or book that i can understand anyway

Organisms are classified, or grouped into categories, based on similarities in their characteristics and/or evolutionary relationships. the study of how organisms are classified is known as

Heat from earths interior and pressure from overlying rock transform the remains of marine sediments into