Which of the following elements probably has the most properties in common with lead (pb)?
a. tin (sn)
b. copper (cu)
c. rubidium (rb)
d. gold (au)

What happens in the particles of a gas when the gas is compressed

Will mark as brainliest ! how many grams of iron metal do you expect to be produced when 245 grams of an 80.5 percent by mass iron (ii) nitrate solution react with excess aluminum metal? show all work needed to solve this problem!

Awhite powder is added to a solution. the images show observations made before the powder is added, just after the powder has been added, and a little while later. (the liquid in the small beaker is phenol red solution.) what evidence shows that a chemical change has taken place?