Click on the element in the periodic table to
explore the atomic radii of elements from period 3
and group 17. fill in the missing values in the
table so you can compare the atomic radii of the
elements. after the table is filled in, compare the
values in each column.

Kc = 0.040 for the system below at 450oc. if a reaction is initiated with 0.40 mole of cl2 and 0.40 mole of pcl3 in a 2.0 liter container, what is the equilibrium concentration of cl2 in the same system? pcl5(g) ⇄ pcl3(g) + cl2(g)

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

Which of these conditions most likely produces an unstable isotope?