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