The narrator is telling the story to everyone (3), you (2) or "himself" (1)
A. The author includes technical terms that are specific to the field of architecture.
Your answer is A. Parts Hope this helped n have an awesome day
The balanced chemical reaction would be written as follows:
2Mg + O2 = 2MgO
We are given the amount magnesium to be used in the reaction. This will be the starting point for the calculations. We do as follows:
15.0 g ( 1 mol / 24.31 g ) (2 mol MgO / 2 mol Mg ) (40.31 g / mol ) = 24.87 g MgO formed
