A) bitter B) slippery C) sweet D) sour
A) sour B) sweet C) salty D) bitter
A) 0-6 B) 8-14 C) 7
A) 7 B) 8-14 C) 0-6
A) 14 B) 7 C) 0
A) smell the substance B) touch the substance with your hands C) use pH paper or litmus paper D) taste the substance
A) lemon juice is a neutral B) lemon juice is an acid C) lemon juice is a base
A) 0 B) 7 C) 14
A) 0 B) 7 C) 14
A) base B) neutral C) acid |