Which of these refers to atoms with the same atomic number but different atomic masses?
a. These atoms have different numbers of protons.
b. These atoms have different numbers of electrons.
c. These atoms are isomers.
d. These atoms are different elements.
e. These atoms are isotopes.
Ans: d. These atoms are different elements.
You might also like to view...
Metamerism is:
A. the division of the body into segments B. the fusion of body parts C. shedding of the skin D. formation of the germ layers in early development E. the first cellular division following fertilization
The world's first genetically engineered pharmaceutical product was ________
A) humulin B) HGH C) tPA D) EPO
Hippopotamuses perform territorial displays that include mouth opening. This is ________ communication.
A. visual B. chemical C. tactile D. auditory
A form of bacterial recombination that involves a viral intermediate is called ________
A) competency B) plaque assay C) transduction D) conjugation E) transformation