Asample of ammonia liberates 5.66 kj of heat as it solidifies at its melting point . what is the mass of the sample?

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

Consider this initial-rate data at a certain temperature for the reaction described by

Why do oxygen have a strong attractive force for electrons