Based on the activity series you created in part C, predict whether there would be a chemical reaction or no reaction when the listed pairs of substances are combined.

BI U X

X Х.

Font Sizes

А -

А

EEE 를 들 들

Substances

Reaction or No

Reaction

I

magnesium and copper(1)

sulfate

iron and magnesium sulfate

copper and iron(III) nitrate

magnesium and hydrochloric

acid

true is the

the answer is 100% density i've answered this question before and done the quiz myself.

the earth is thought to have been formed about 4.6 billion years ago by collisions from a cloud of hydrogen, helium, rock, ice and other materials. these were pulled together by gravity to form objects in and around earth like- asteroids and small early planets called planetesimals.

so, the best possible answer to this question will be option d- to harden materials to form different parts of earth’s layers