Which of these is not a process of chemical weathering? 1.cracked sidewalk.

2.wearing away of the inscriptions on a New York City Monument.

3.Rusty Nail.

4.dissolving of limestone which makes caves.​

When molecules of water vapor in the air come in contact with a cold can of soft drink , they lose energy ,slow down,and form a liquid due to decrease in ?

Select the correct answer. given: 2libr + ba → babr2 + 2li in this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced? a. 1.18 mol b. 2.37 mol c. 4.73 mol d. 16.4 mol e. 32.9 mol

Which compound contain an iron with a 3+ charge