Evaluate 2/3p + 3 when p = 3/5

Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.

Oil rich countries in the middle east cover about 4% of earths total land area but prossess about 48% of the worlds known oil reserves what is the main reason for high concentration of reserves in this part of the world

Which statement would indicate the presence of an acid