Ronald has a candy mixture. It has brown chocolate pieces and various colored hard candy pieces. All the candy pieces are the same shape, size, and weight. What physical properties could be used to separate these mixtures? Select all that apply. A.

color
B.

weight
C.

shape
D.

magnetism
E.

melting point

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

What is the main reason why some developing countries fear the increase the free trade policies around the world?

Aroller coaster is traveling at 13 mi./s when you purchase a hill that is 400 m long and down the hill exonerate at 4.0 m/s squared what is the final velocity of the posterior found your answer to the nearest number