How many molecules of he are contained in a 10.0 l tank at 7.53 atm and 485 k?

How many atoms of potassium are in 0.250 mol of potassium carbonate, k2co3?

Which of the following operations yields the number of moles of solute? a. molarity x liters of solution b. molarity x moles of solution c. molarity x mass of solution d. moles of solution / volume ofsolution?

The type of muscle shown lines the walls of the stomach. it is what

Calculate the cell potential for the galvanic cell in which the reaction Fe (s) + Au 3 + (aq) - ⇀ ↽ - Fe 3 + (aq) + Au (s) occurs at 25 ∘ C, given that [ Fe 3 + ] = 0.00150 M and [ Au 3 + ] = 0.797 M.

The difference in potential between two electrodes which cause electric current to flow is called

What is the first step in the scientific method? A. form a hypothesis B. illustrate the process C. observe and ask questions D. draw conclusions

Nitrogen oxide racts with bromine to form nitrosyl bromide. A sample of 0.0655 mol NO with 0.0328 mol Br2 gives an equilibrium mixture containing 0.0389 mol NOBr.

Determine the elements present in sodium hydrogen carbonate

If the hydrogen ion concentration of a solution is 10-10m the solution is

I need the equation C14H3O+o2 balanced