Answer:
A. O, S, Se
Explanation:
If you look up Oxygen (O), Sulfur (S) and Selenium (Se) in the periodic table, you will see that these three fall under the same column. In the periodic table, elements are arranged in rows and columns. Columns are called groups. The elements that fall under the same group share similar chemical properties.
The elements given above are all in Group VIA or group 16.
Answer:
No heat is released.
Explanation:
A substance absorbs heat when it melts.
The formula for the heat absorbed is

Data:
m = 10 g
\Delta_{fus) H=\text{334 J/g}
Calculations:

Well, radiation, in terms of physics, is the emission of electromagnetic waves
now, electromagnetic waves can take many different forms like visible light, radio waves, gamma radiation, ultraviolet light. Depending on its wavelength or frequency
thermal energy or heat generally takes the form of infrared light and all light is an form of electromagnetic wave
35.51 times 0.2 is 7.102
So you should tip $7.102
Answer:
accretion at convergent boundaries
Explanation: