How many grams of water will be produced when 14.9 L of H2 reacts according to the following equation? H2 + O2 H2O

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

Which element would mostly likely have an electron affinity measuring closest to zero

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false