A mixture of NaCl and NaBr has a mass of 2.08 g and is found to contain 0.76 g of Na. What is the mass of NaBr in the mixture?
Molar mass equations (possibly), formula mass
The Attempt at a Solution
I've calculated the percent composition of Na in...
Two charged pellets are pulled apart to twice their original separation. (a) Which is likely to be larger, the gravitational force or the electrical force between them? Why? (b) Which will change by a greater factor when they are pulled apart, the gravitational force or the...
Metal and wood common temperature for neutral "feel"
Taken from the homework: At what common temperature will a block of wood and a block of metal both feel neither hot nor cold to the touch.
I believe it is just conceptual, so I do not know if one...