If the density and volume of an object is known, what can also be found?

the mass of the object
the shape of the object
the size of the object
the thickness of the object

How did planetesmals form planets? a. they broke apart into smaller chunks.b. they collided and stuck together.c. they cooled and pulled ice together.d. they began to rotate.

Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.

Calculate the number of moles of ethane in 100 grams