HEL PL “Our world is like a web made up of many strands, all connected together. Break one connection, and the whole web may change.”

What might the author be trying to communicate about biodiversity in these sentences

(apex) when a cup of water is dropped, as the cup falls, the water in the cup falls out true or false?

You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present

An atom of which element reacts with an atom of hydrogen to form a bond with the greatest degree of polarity ?