Which statement is true about the process shown? A) some of the mass of the target nucleus is gone from the product nuclei

B) the mass of the target nucleus is the same as the total mass of the product nuclei

C) all of the mass of the target nucleus is gone from the product nuclei

D) the total mass of the product nuclei is greater than mass of the target nucleus​

Agas expands from an initial volume of 0.040 m^3 and an initial pressure of 210 kpa to a final volume of 0.065 m^3 while its temperature is kept constant. how much work is done by the system?

I'm thinking it's 2 you are asked to explain the earth's magnetic field. which is the best reply? 1. the earth's magnetic south is similar to the north pole of a magnet. 2. the earth's core has a strong magnetic charge similar to the south pole of a magnet. 3. the earth's geomagnetic south is similar to the south pole of a magnet. 4. the earth's magnetic charge is not centered at either pole; it varies based on location.

If two parallel light rays hit a mirror, they will not be parallel to each other after they reflect.