Which part of the atom has to stay the same for it to be the same element? a) number of neutrons b) number of protons c) number of electrons d) number of protons, neutrons, and electrons

The grooves or folds of the brain are called

Select the correct answer from each drop-down menu.describe what happens to a carbon-11 atom when it undergoes positron emission.the decay of a carbon-11 atom _1_, and this causes it to emit _2_.options for 1: > changes a neutron into a proton> changes a proton into a neutron> is hit with a neutron> reconfigures its protons and neutronsoptions for 2: > a negatively charged electron-sized particle> a positively charged election-sized particle> two atoms and several neutrons> two neutrons and two protons

What does the mass of 0.7891 mol of ferric oxide (fe2o3)