Atomic and Nuclear Physics Answers

The highest recorded temperature on Krypton was 163[sup]◦[/sup]F.&
The lowest recorded temperature was −134[sup]◦[/sup]F.&
Express the low temperature extreme indegrees Celsius.
Answer in units of& [sup]◦[/sup]C.

Write the nuclear equation for the transmutation of a radioactive radium isotope, 226Ra88, into a radon isotope, 222Rn86, by the emission of an α particle.

What are some ideas of an issue that affect globally, or personally etc that i could do an issue study about?
for example "should the amount of x rays be limited or everyone due to radiation?"
or "Is nuclear fission a good idea?"

etc

In a boiling water type reactor I know the value of discharge.
The inlet and outlet density is given and average velocity is given as well.
Also friction factor is given and we can use darcy-weisbach equation to apply energy equation how do I find pressure

An 11,000-watt radio station transmits at 880 kHz. Calculate the number of photons that are emitted per second.

What is the effective half life of Tc-99m.? & If the biological half life of Tc-99m is 10h and the physical half life is 6 h.

If a cloud of plasma is created in a reduced atmosphere with high voltage dc would external heat applied to the cathode be absorbed by the anode in the form of increased voltage?

A lens of 80cm f.l. Is used as the objective for a 2 lens terrestrial telescope. What focal length lens is used to achieve a power of 50?

How is heat from the sum transmitted to the earth?

Q:
what happens when an accelerated charged particle strikes a neutral particle?