What is the formula for carbonic acid ?

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True or false about the diagram where a cell is placed into the 0.4 osM solution: the cell will swell and lyse due to osmotic pressure

All of the hydrogen atoms are numbered. Which one(s) are acidic ?

Give the noble gas electron configuration of Ti, element 22 using the box orbital method and the Aufbau Principle. Shell numbers are listed at the bottom. [noble gas] (number)(box) (number)(box).  [ __1__ ]  __2__   __3__   __4__   __5__Note that 2 and 4 require numbers whose letters are at the bottom. oo.  He           pp.  Ne          qq.  Ar         rr.  Kr           ss.  Xe           tt.  Rnuu.  Uuo vv.  1           ww.  2           xx.  3         yy.  4         zz.  5 _______ _______ _______ _______ _______

Give the systematic name for Ni(H2PO3)3   (Credit will not be given for older style names)

Give the formula for scandium nitrate. Click/Scroll on the U button to get superscripts and subscripts.

Give the formula for the compound formed between lithium and nitrogen __1__ A.  LiN        B.  LN        C.  Li2N        D.  Li3N        E.  LiN3         F.  Li3N2G.  Li2N3        H.  Li3N2          I.  N2Li3      J.  NLi3       K.  N3Li2 _______

A nuclear reaction may not obey the laws of conservation of energy and mass even using E = mc2

Scientists do NOT know exactly how an electron moves around in an atom