An atom with _______ has an atomic mass of 14. Naim 23:57 Small Molecules and the Chemistry of Life An atom with _______ has an atomic mass of 14. a. 14 neutrons b. 14 electrons c. 7 neutrons and 7 electrons d. 7 protons and 7 electrons e. 6 protons and 8 neutrons Answer: E Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+