%40'lık 400 gram şeker çözeltisine kaç gram şeker eklenirse çözelti %50'lik olur? A)100 B)80 C)60 D)40 E)20​

This active feature of earth's crust in building mountain ranges as well as islands. this feature is a a) cavern. b) earthquake. c) mountain. d) volcano.

Draw metallic bonding if two copper

The msds for glacial acetic acid says that it is a flammable liquid that can severely burn any human tissue it comes in contact with. it reacts with bases, various metals, and strong oxidizing agents. its vapors can form explosive mixtures with air.