A 5.00-L tank contains helium gas at 1.50 atm. What is the pressure of the gas in mmHg

How many electrons would it take to equal the mass of a helium nucleus?

Find the molar mass of nitric acid (HNO3).

How many moles of NH3 are in 0.250 L of a 5.00 M aqueous solution?

Describe how urine is removed from the blood and then eliminated from the body

Cross contamination can it be caused by carrying either drinking glasses by the rims, a plate by its underside surface, utensils by their handles, or wine glasses by their stems which one do you success

If 100 ml of some pb (no3) 2 solution is mixed with 100 ml of 6.50 x 10-2 m nacl solution, what is the maximum concentration of the pb (no3) 2 solution added if no solid pbcl2 forms? (assume ksp = 2.00 x 10-5 m at this temperature.

How many bonds does CIO3 - have, the chlorate ion have?

Convert 2 weeks to seconds

What is the mass per unit volume of material

What is the noble gas notation for carbon?