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