The half-life of a reactive chemical is 20 milliseconds. If you start with 1.76 grams, how much is left after 80 milliseconds?​

Each of the following compounds contains a metal that can exhibit more than one ionic charge. provide systematic names for each of these compounds. (a) cr(clo3)6 (b) mo(cn)6 (c) cr2(so3)3 (d) v(clo2)2 (e) v(cn)5 (f) os(clo2)4

When the water vapor cools it condenses select a number that represents his process on the

Design techniques and materials that reduce the negative environmental impact of a structure are referred to as