Blog

A patient taking atorvastatin for hyperlipidemia begins to report muscle aches, fatigue, and weakness.  What potential medical diagnosis would the nurse suspect and which  lab would the nurse anticipate the health care provider will order to evaluate the symptoms?

What is the total number of valence electrons in the chloroethylene molecule (C2H3Cl)?

Which carbon(s) in the Fischer projection below is/are a chirality center?  

At low pH, the amino acid zwitterion reacts with hydronium (H3O+). What is the product of this acid-base reaction?  

In a molecule, an atom, X, has a tetrahedral electron geometry but a trigonal pyramidal molecular geometry. How many bonds does atom X have?

Which describes the dissolution of MgCl2 in water? MgCl2 → Mg+ + Cl2– MgCl2 → Mg2+ + Cl22– MgCl2 → Mg2+ + 2 Cl– MgCl2 → Mg+ + 2 Cl–

How many molecules of carbon dioxide (CO2) are in 2.8 g of carbon dioxide (CO2)? Show the calculation.

A solution is prepared by dissolving 1.5 g of NaCl in enough water to produce a total solution volume of 750 mL. What is the concentration of the solution in % m/v?

Which of the following reactions is NOT balanced? Fe2O3 + 2 Al → 2 Fe + Al2O3 C6H12O6 + 6 O2 → 6 CO2 + 6 H2O CaO + 3 C → CaC2 + CO C2H6O + O2 → 2 CO2 + 3 H2O

What is the IUPAC name of this hydrocarbon?