A 20.0 L gas cylinder is filled with 8.00 moles of gas. The tank is stored at 23 ∘C . What is the pressure in the tank?

What is the binding energy of a nucleus that has a mass defect of 5.81*10-^29 kg a 5.23*10-^12 j b 3.15* 10^12 j c 1.57*10-3 j d 9.44*10^20 j

Suppose that some of the compound spilled out of the crucible after it was heated. would that cause the percent by mass of water in the compound determined by the experiment to be too low, too high, or unchanged? briefly explain your answer.

Select the correct location on the image identify the element that humans need to breathe. 2015 er r ights reserved