350 billion per pound
It is $10 per microgram
Any californium in the human body.
Very probable the cost will be 1 000 000 000 $; but this mass doesn't exist in all the world !
We don't contain californium excepting a professional contamination.
Berkelium and Californium .
One gram will set you back about $27 million.
The density of californium at room temperature is 15,1 g/cm3.
Not much originality here - Californium, atomic number 98.http://en.wikipedia.org/wiki/Californium
Yes, californium is a heavy radioactive metal that can conduct electricity, like most other metals. However, its practical use in conducting electricity is limited due to its high cost, rarity, and radioactive nature.
Not californium, but neutrons emitted by californium.
All the isotopes of californium are radioactive, artificial and unstable.
Californium is radioactive and a strong neutrons emitter; californium can be lethal.
Californium has 98 protons.