URGENT!!!!!!! HELP PLEASE!
Four different samples of sandstone were treated with water for 2 hours. The percentage of mass remaining for each sample is shown in the table. Which sample had the slowest rate of weathering? Sample W Sample X Sample Y Sample Z
![URGENT HELP PLEASE Four different samples of sandstone were treated with water for 2 hours The percentage of mass remaining for each sample is shown in the tabl class=](https://us-static.z-dn.net/files/d41/7cd43e55d72bb1ff05c563f7c1177e2d.png)