When two substances go through a chemical change what happens

a, they always turn into gases

b, their physical properties remain the same

c, their molecules remain the same

d, they form a new substance with different properties

Design techniques and materials that reduce the negative environmental impact of a structure are referred to as

According to the kinetic-molecular theory, what happens to a liquid when it is transferred from one container to another? the volume and the shape stay the same. the volume increases to fill the new container, but the shape stays the same. the volume stays the same, but the shape changes to fit the new container. the volume and the shape change to fill the new container.

In a heat of an engine, if 700 j enters the system, and the piston does 400 j of work what is the final internal (thermal) energy of the system if the initial energy is 1,500 j