answersLogoWhite

0


Want this question answered?

Be notified when an answer is posted

Add your answer:

Earn +20 pts
Q: How many half-lives does it take for an element to be considered harmless?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

Why must products of nuclear fission be stored safely?

Because they are mostly very radioactive and many have long halflives


How many pages does Mostly Harmless have?

Mostly Harmless has 229 pages.


Is the tiger shark harmless or a man-eater?

The tiger shark is considered to be one of the most dangerous and aggressive shark species, becoming very active when stimulated by food. But, the Sand Tiger Shark is generally harmless unless provoked. It is not considered a threat but is often encountered by divers in other parts of the world. With its fierce look and ability to adapt to captivity it is a popular shark in many aquariums.


How many syllables does harmless have?

There are two syllables. Harm-less.


Is Geocaching really a sport?

Geocaching is considered by many people to be a sport as it involves a certain element of competition and can be physically and mentally challenging.


How many natural element occur on the periodic table?

Today 94 elements (1 to 94) are considered natural chemical elements.


Which element in the human diet is considered as a major cause of heart disease?

Fat is the one element that is a major cause of heart disease. Fat clogs the arteries and causes many problems with the heart as a result.


Is it ok to swallow serms?

If you mean semen, it's harmless and many do,.


Is social structure one element of culture?

Yes, social structure is one element of culture. For example, the caste system of India affected many aspects of life, including who could marry whom and who were considered outcasts.


Can you give me a long list of harmless flying insects?

A list of harmless flying insects includes flies, butter flies, grass hoppers, moths, and many others.


How many elements does copper contain?

Because copper is considered an element, and because elements do not include other elements, copper only contains copper.


Is lady bird harmful to humans?

No they are harmless, many consider them good luck