Indicate how many unpaired electrons each atom has. Drag the appropriate items to their respective bins. ResetHelp Ca Selected 0 unpaired electrons 1 unpaired electron 2 unpaired electrons 3 unpaired electrons 4 unpaired electrons 5 unpaired electrons

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture