Hydrogen in ammonium sulfate, (NH4)2SO4, a substance used as a nitrogen fertilizer.
Express your answer using two significant
figures.

2. how is heavy water different from normal water

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

If anyone would be able to me out with these three questions it would be these are from the chem 2202 course.