How many grams of oxygen are required to burn 10.0 g magnesium?
The molar mass of O, is 32.0 g/mol, and the molar mass of Mg is 24.3 g/mol.
2Mg(s) + O, — 2Mg06

Micah is studying child behavior in playgrounds throughout the world. he wants to see how the children react when teachers select the same child to be the first to use each piece of equipment. which approach is micah is using?

1. describe the concept of the unitary executive. discuss whether this concept is practical.

Identify and describe the purposes of taxation.