Which of the following statements are true about the element? SELECT ALL THAT APPLY!
It is a smaller atom than hydrogen It has more protons than Barium (Ba)
It is in the 8th period on the periodic table
It has the same atomic number as magnesium
It is an unreactive gas It has zero valence electrons

Draw the skeletal structures of two different molecules that are each made of 5 carbon atoms and 12 hydrogen atoms.

3) in peaches, [oh]=3.16x10-11 m a) find [h+ ] b) what is the ph? c) is the solution acidic, basic, or neutral?

Sodium nitrite (nano2) reacted with 2−iodooctane to give a mixture of two constitutionally isomeric compounds of molecular formula c8h17no2 in a combined yield of 88%. draw reasonable structures for these two isomers. click the "draw structure" button to launch the drawing utility. place the two compounds in the appropriate boxes below.