Which of the following elements could form a diatomic molecule?

A. gold

B. argon

C. fluorine

D. magnesium

Why do the oceans play such a large part in the water cycle

Answer the following questions: If a sample emits 1000 counts per second when the detector is 1 meter from the sample, how many counts per second would be observed when the detector is 2 meters from the sample? 1.

Elements in the same row across belong to the same

Describe how you would prepare 2.44 kg of an aqueous solution that is 16.3% KOH by mass. Describe how you would prepare 2.44 of an aqueous solution that is 16.3% by mass. 0.163 kg KOH. Add 0.163 kg KOH to 2.277 kg water. 2.44 kg solution x 0.163 = 0.

Eukaryote:mitosis:: prokaryote: a. binary fission b. budding c. both binary fission and budding d. none of the above

Generally speaking, which group would have the lowest electronegativity values in a period? Group 1 Group 3 Group 14 Group 17

Radioactive decay is a spontaneous process. occurs when an unstable nucleus loses energy. does not require any input of energy. all of the above

What effect does a hypotonic solution have on a red blood cell?

A negative △H means an exothermic reaction. True False

What electromagnetic wave is used by hospitals to treat cancer? A. Gamma Ray's B. X-ray waves C. Microwaves D. Infared light