Do strong nuclear force are strong pushing or strong pulling

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change

Predict whether the changes in enthalpy, entropy, and free energy will be positive or negative for the boiling of water, and explain your predictions. how does temperature affect the spontaneity of this process?

What are the first three quantum numbers for the electrons located in subshell 2s?