A) sour B) sweet C) slippery D) bitter
A) bitter B) salty C) sour D) sweet
A) 7 B) 8-14 C) 0-6
A) 7 B) 0-6 C) 8-14
A) 7 B) 14 C) 0
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 a base B) lemon juice is an acid C) lemon juice is a neutral
A) 0 B) 14 C) 7
A) 7 B) 14 C) 0
A) base B) acid C) neutral |