Blog

The fact that the pressure inside a closed syringe increases as the volume decreases at constant temperature displays which of the following?

If the principle quantum number, n, is 3 then the angular momentum quantum number, l, is 2, what are the possible values for the magnetic quantum number, ml?

What does the orbital diagram in question #15 tell us about the magnetic property of the element?

If you have a long text entry, such as a paragraph, you can instruct Excel to ______ the text in a cell. This method is easier than pressing alt+enter to end each line of text within the paragraph.

0ne mole of any pure gas at constant pressure and temperature will have a volume of 22.4 L is an example of which of the following?

Chlorine is widely used to purify municipal water supplies and to treat swimming pool waters. It is stored in gas cylinder. What is the volume of the cylinder if you have 0.42 moles of Cl2 gas in the cylinder and the pressure in the cylinder is at 895 torr and the temperature is 24 °C? Ideal gas constant, R = 0.08206 L-atm/mol-K and 1 atm = 760 torr.

What rule or principle guides the placement of the electrons in the 3p-orbital?

A boron atom can hybridize an s-orbital and 2 p-orbitals to form

What is the predicted molecular geometry for PCl3?

Which variable is needed to define the physical condition, or state, of a gas: