A crystallographer measures the horizontal spacing between molecules in a crystal. The spacing is 19.78 nm. What is the total width of a crystal in millimeters 105 molecules across? Write your answer as a decimal.

What is the sea of instability

What is the molar mass of CH4

A 26 L flask at 224 K and 19 Torr contains nitrogen. What mass of nitrogen is present?

Any units will do. For example, let's use the unit of "dozens": 2 dozen of H2 particles + _ (1, 2, or 3) __ dozen of O2 particles → _ (1, 2, or 3) _ dozen water particles

How many atoms of LiCl are equal to 0.648 moles of LiCl?

Which oxygen pachages materials and distributed them throughout the cell

How many atoms in 3 mol zn

Isotopes: are atoms of different elements which have the same mass are atoms of the same element with equal numbers of neutrons are atoms of the same element with different numbers of neutrons are atoms of the same element with equal numbers of

What would happen to the volume of a sample of gas if the temperature was decreased at the same time the pressure was increased?

How do the compounds that cause acid rain spread from their source?