What must be the same on each side of a chemical equation, because of the law of conservation of matter?
A. The number of molecules of each compound
B. The total number of molecules
C. The number of atoms of each element
D. The total number of elements
SUBMIT

Avehicle has an oil leak that is causing the entire oil pan to be wet, but inspection reveals no exact source after cleaning off the oil residue. technician a says to install a fluorescent dye in the crankcase and operate the engine, then re-inspect for leaks with a special light (black light). technician b says the oil leak may be coming from a source at the top of the engine, such as a valve cover gasket. who is correct?

Consider a system with two masses that are moving away from each other. why will the kinetic energy differ if the frame of reference is a stationary observer or one of the masses?

Newtons view of arrangement of the universe