Select all that apply. The emission of a Beta particle has the effect of: decreasing mass by one unit, adding a proton to the nucleus, no change in mass, increasing mass by one unit

In this reaction n2o4(g)→2no2(g) what changes in color would you expect as pressure is increased at a constant temperature

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

Pls ill give u brainliest which of the following is true about science? 1. political conditions are unable to influence it. 2. economic concerns may prevent it from solving problems.