42 g of potassium sulfide (K2S) is added to make enough solution for 1300 mL. What is the concentration, M, of this solution?

3

explanation:

it should be all of them because it asks if you included all of those in your answer

explanation:

conduction is the transfer of thermal energy (heat in transfer) due to collisions between the molecules in the object. collisions between adjacent atoms and molecules transfer kinetic energy from the warmer to the cooler object. the objects must be in physical contact.