A piece of solid tin is submerged in silver nitrate solution. A reaction occurs, producing tin (IV) nitrate solution, and solid silver.

Identify one disadvantage to each of the following models of electron configuration: dot structures arrow and line diagrams written electron configurations type in your answer below.

2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here

An observation that requires measurement is called quantitative observable or qualitative