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4.47 billion years
Sanford Balistreri
Wiki User
∙ 13y agoIt is 4.5 billion years.
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What is an isotope that the time it takes it to decay to half its original mass?
c.half-life
What is the half life of promethium?
Promethium 145 has a half life of 17.7 years. Promethium 146 has a half life of 5.53 years. Promethium 147 has a half life of o.22 years.
Who describes an isotopes half life?
Half-life is described in time units.
What is the half life of uranium 238?
The half-life of 238U is 4.468x109 years.
When was Planet Half-Life created?
Planet Half-Life was created in 1999.
Does Half life opposing force require Half life?
No. Half Life: Opposing Force does not require neither Half Life nor Half Life: Blue Shift.
The time it takes for half of the radioactive element to decay is the element's what?
The time it takes for half the atoms in a sample of a radioactive element to decay is called the half life.
What is the term given to the time it take for one half of a sample of radioactive nuclei to decay?
I believe that term would be 'half-life'
Is half life opposing force on Playstation 2?
No, only Half-Life and Half-Life: Decay.
Is there more blood in half life or Half Life Source?
Most likely Half Life Source
What is the half life of antibiotics?
Antibiotics do not have a half life.
What is the best way to say I missed half of my life or I've missed half of my life?
You say 'I've missed Half my life' which is short for : "I have missed half my life'
What is the half life of the earth's magnetic field?
Magnetic field doesnot have a half life. Elements have half life.
How do you import half life 1 weapons into half life 2?
Buy Half Life: Source Or Buy Garrysmod a Half-Life 2 Modification and get the addon "Half-Life Rennaisance" Link to Half Life Rennaisance: http://www.garrysmod.org/downloads/?a=view&id=57033 Enjoy!
Can half-life source be used for half-life mods?
No. Half-Life: Source runs on the Source engine. The original Half-Life doesn't. You cannot use mods made for the original Half-Life on Half-Life: Source because they run on different engines and it won't work.
Can Half Life mods be downloaded on a Half Life demo?
No
Is half life 3 online?
There is no "Half Life 3" If you're talking about Half-Life 2, then no, but you can get Counter-Strike.
