What happens when an acid reacts with a metal such as magnesium

Litmus paper is made from water-soluble dyes which are extracted from lichens. this paper is used as an acid-base indicator. which of these common household substances would turn blue litmus paper red? a) bleach b) lye c) soap d) vinegar

At stp, which substance is the best conductor of electricity? a. nitrogen b. neon c. sulfur d. silver

The equation picture below shows which type of nuclear reaction u 235 + n x e 134 + sr 100 + 2n