How much potassium nitrate could be dissolved into 2 l of water?

What does the term discrediting mean?

Your town is considering building a biodiesel power plant describe at least two advantages and two disadvantages

Which of the following situations is impossible? a) an object has velocity directed east and acceleration directed east. b) an object has zero velocity but non-zero acceleration. c) an object has constant non-zero velocity and changing acceleration. d) an object has velocity directed east and acceleration directed west. e) an object has constant non-zero acceleration and changing velocity.