A 20.9 gram piece of metal at 199.7 oC is dropped into 91.3 grams of water at 19 oC. The water temperature rose to 40.3 oC.

Many ionic compounds and a few highly polar covalent compounds are because they completely ionize in water to create a solution filled with charged ions that can conduct an electric current.

Structure of the atoms: discovery of the nucleus in 1909i need answering all of these questions

Amedication is given at a dosage of 3.000 mg of medication per kg of body weight. if 0.1500 g of medication is given, then what was the patient's weight in pounds (lbs)? there are 453.59g in 1 lb.