Answer:
56°
Explanation:
First calculate 

The interplanar spacing can be calculated from:

The diffraction angle is determined from:

Solve for 

The diffraction angle is:

Answer:
Radiation
Explanation:
Radiation is the transfer of energy in waves. Heat from a campfire is one example.
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Answer:
2. For any given isotope, the sum of the numbers of protons and neutrons in the nucleus is called the mass number.
3. in fact, electron mass is so small that it is not counted in an atom's mass
Explanation:
Answer:
Friction of wind against the ocean surface
Identify the characteristics of tornadoes and hurricanes.
1)develops over warm ocean water
heated by the Sun<span>travels relatively short distances before </span>
losing its energyequivalent of a typhoon<span>loses strength as it moves </span>
from water to land<span>common in the Plains states of </span>
the United Statesprocess begins when the ground
<span>is heated to high temperatures</span>