A patient tells you they are “fantastic, and great” when you do your morning rounds on the behavioral health unit. However you witness them crying and have a very flat affect.  When documenting a MSE (Mental Status Exam), which charting entry would be the most objective and accurate documentation?      

What is the formula weight of Co(NO3)3?  

In order to balance the chemical equation that represents the rusting of an solid iron nail, what coefficient should be added in front of the iron (III) oxide?4 Fe(s) + 3 O2(g) →  ____ Fe2O3(s)

Which term correctly describes a reaction in which the energy of the products is higher than the energy of the reactants?

A coefficient of 4 that is placed in front of CO2 in a balanced chemical equation indicates that

The molecules A and B react according to the following chemical equation: A + 2B → C. Identify the limiting reactant under the reaction conditions shown in the molecular art below.A = large white circlesB = small grey circles

What is the formula weight of KCl (potassium chloride)?      

How many moles of sulfur trioxide are formed from 3 moles of sulfur dioxide using the given balanced equation?2 SO2 + O2 → 2 SO3

Identify the incorrect statement regarding oxidation-reduction (redox) reactions.

Suppose the theoretical yield in a reaction is 10.5 g and the percent yield is 75.5%. What is the actual yield of product obtained? Equations are pictured.