A rock has a density of 2 g/mL and a mass of 17.5 g. What is the volume of the rock? HELP PLEASE

What determines the amount of inertia an object has

An engine undergoes a cycle as shown in the diagram. during a complete cycle the work done by the gas is 28.5×103 j and the energy transferred thermally out is 99.4×103 j. there are 1.5×1024 gas molecules and they have three active degrees of freedom. 6. (6 pts) during which process(es) is energy transferred thermally into the gas? a. 1→2 b. 2→3 c. 4→1 d. 1→2 and 4→1 e. none of the above

Directions: count the number of atoms. ar co2 na3po4 so3 nac2h3o2