PlS HELP
How many moles are in 157.5 grams of NaCl (Sodium Chloride)?

Identify which properties could correspond to solids, plasmas, or both. maintain a unique shape. collide infrequently with other particles. have very high velocities. conduct electricity. protons. have a low temperature. has long-range order.

The speed of light is around 6.706×10^8 miles per hour. what is the speed of light in units of miles per minute?

Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.