Lab Assess Given the data shown, what two substances react with vinegar? Hint: (+) = a reaction occurred, (-) = no re
Substance Appearance
Vinegar
Biuret
(protein)
lodine
(starch)
Litmus
(ph)
R-B Base
B-R Acid
Powder
+
0
+
-
Baking
Powder
Baking
Soda
Corn
Starch
Powder
Base
-
-
+
-
Powder
0
+
Gelatin
Crystal
Acid
-
+
-
Salt
o
Crystal

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.