3. In which family is an element in Group 16, Period 4 found?
a. The Halogen Family
b. The Oxygen Family
c. The Nitrogen Family
d. The Radon Family

surface modification is a versatile tool and has been widely used in material science and engineering that has significantly facilitated the study and characterization of complex materials. at  matexcel, experienced experts in surface science can offer tailored efforts to meet the specific needs from our clients.

they absorb it i think

not sure

you

rising temperatures because when water vapor in the air is cooled, it condenses. it turns back into a liquid and attaches to dust particles in the air. these very small water droplets group together to form clouds