How many moles of helium are contained in a 2.5L vessel at 300K under a pressure of 5.35atm?

What is the difference between a strong acid and a weak acid? A strong acid has a higher pH than a weak acid. A strong acid is 100% ionized; a weak acid is less than 100% ionized. A strong acid is diprotic or triprotic; a weak acid is monoprotic.

A chemical reaction that has the general formula of AB - A+B is best classified as a reaction. Mark this and retum Save and Exit

The change of air temperature with height is the A. dry adiabatic rate. B. environmental lapse rate. C. wet adiabatic rate. D. thermal rate.

Under identical conditions of temperature, number of moles, and pressure, which of the following gases has the highest density: Ne, CO2, or Cl2?

A crystallographer measures the horizontal spacing between molecules in a crystal. The spacing is 16.7 nm . What is the total width of a crystal in millimeters 105 molecules across? Write your answer as a decimal.

What happens to the velocity of a sound wave in air if the temperature of the air increases

What word cannot be used to describe this organism?

Indicate the mechanistic symbol (SN1, SN2) that is most consistent with the following statement. Select the single best answer. The substitution product obtained by the solvolysis of tert-butyl iodide in methanol arises by this mechanism

What will happen if we burn carbon monoxide In a closed room?

What elements does silver have.