How many valence electrons does nickel (ni) have?

What are transitions between a liquid and gas called? identify which way they are transitioning

What is the atomic number of an atom that has 6 protons

He table below gives the atomic mass and relative abundance values for the three isotopes of element m. relative abundance (%) atomic mass (amu) 78.99 23.9850 10.00 24.9858 11.01 25.9826 what is the average atomic mass (in amu) of element m? 2.86 5.36 24.30 24.98