How many molecules are in 4.83 grams of magnesium chloride ?

The formation of a solid, also known as a is an indication of a chemical change. precipitate particulate particle powder

If you try to move a piano and are unable to move it, did you perform any work in the scientific sense of the word? yes no correct anwser get brainliest

Which of the following are in a chemical family a. ca, sc, k b. cu, ag, au c. so, ge, sb