Containing 1.00 M Sn2+ and 1.00 M Sn4+. The other half-cell has a thallium rod immersed in a solution of 1.00 M Tl+. (a) Write the half-cell reactions and the overall reaction. (Include states of matter. Enter the number of electrons in the following format #e−; e. g., 2e−, 4e−, etc.)

1)each group 16 element has how many valence electrons? ( )4 ( )6 ( )8 ( )16 2)how many dots appear in the dot structure for calcium ion, ca2+? ( )zero ( )one ( )two ( )eight 3) which of the following atoms forms a cation to obtain an octet of outer shell electrons? ( )magnesium ( )oxygen ( )fluorine ( )helium 4) an al3+ ion contains 13 protons and 10 electrons. ( )true ( )false 5) valence and non-valence electrons are represented in lewis dot structures. ( )true ( )false

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a

Some animals that try to adapt to climate changes eventually die due to starvation, as climate change alters the web.