If I have 200 mL of a 1.7 M NaF solution. I added enough water to make the concentration 1.2 M. How much water did I add?

An empty fuel tank can still contain and therefore can be even more dangerous than one full of liquid fuel.

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.