Neutral atoms of oxygen with a mass of 15 are frequently used in brain imaging
technology. Could the atom symbol below
be used in this process? Why or why not?

Can someone me with questions 12 and 13 plz.

How does the value of the equilibrium constant show that a reaction reaches equilibrium very quickly? (a) the equilibrium constant is large. (b) the equilibrium constant is small. (c) the equilibrium constant is zero. (d) the value of the equilibrium constant does not show how quickly a reaction comes to equilibrium.

If you need to add 27.50ml of a solution, which piece of glassware would you use to deliver this volume and explain how you would determine if the 27.50 ml was measured?