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