5.5 billion years
Yes. Mount Kilauea exists and will continue to exist for millions of years.
only when there is gravity present
All the isotopes of uranium are radioactive and unstable.
Here hydrogen bonds exist.
In the United States no, a black dollar bill does not exist. But it may or may not exist in another country.
Perhaps 7 to 8 billion years.
Approximately 4 billion years.
Static Variables are created when the class is loaded and continue to exist as long as the class is loaded/present in the JVM
Yes it did. Rome has existed from 753 BC to the present day. It doesn't have the nickname "The Eternal City" for nothing.
Depends on the context of the sentence. -present -symbolize -exist -live
groups exist to assess people
why do small firms continue to exist despite competition from large firms
Yes, Diatomic elements are usually stable.
is, are
They currently exist, there is no reason to think they won't continue to exist.
otherwise they would denature
No