Which location represents a period on a Periodic Table?

a row on the left and right of the table
a vertical row
a horizontal row
a diagonal row on the periodic table

For the following, determine the type of reaction and then give products.

What is the mass of 4 molecules of co2

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