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