Element I Group 2

Element 11
Group 6

Both
Period 4

Refer to the Venn diagram above. Which of the following traits do Element I and Element Il have in common?

A.) The same atomic number
B.)The same atomic mass
C.)The same number of energy levels D.)The same number of valence electrons​

When a septic tank backs up a goes in to clean it out

Some molecular compounds, such as hcl, ionize completely in solution. for molecular compounds such as h2co3, most molecules do not ionize in solution. which describes the properties of these two solutes? a. hcl and h2co3 have the same effect on the properties of the solution. b. hcl raises the freezing point of water more than h2co3 does. c. hcl raises the boiling point of water more than h2co3 does.

A0.100-kilogram apple hangs in a tree 1.50 meter above the ground. ignore frictional effects, the total mechanical energy of the apples is