An 80-year-old client has been admitted to the hospital for hypertension and now requires oxygen. The client asks the nurse why oxygen is needed because they have never smoked and feel fine. The client requires oxygen in the hospital because of which respiratory changes or requirements?

After a sudden decline in cognition, a 77-year-old client who has been diagnosed with vascular dementia is receiving care at home. To reduce this client’s risk of future infarcts, which action should the nurse most strongly encourage?

The nurse is providing care for an 82-year-old client whose signs and symptoms of Parkinson disease have worsened over the past several months. The client reports no longer being able to do as many things as in the past. Based on this statement, what issue is of most concern to the client?

The admissions department at a local hospital is registering a 78-year-old client for an outpatient diagnostic test. The admissions nurse asks if the client has an advance directive. The client reports not wanting to complete an advance directive because they do not want anyone controlling their finances. What would be appropriate information for the nurse to share with this client?

A 69-year-old client is readmitted with heart failure. The client reports taking all medications as prescribed. The client’s grandchild usually helps to set up a weekly organizer pill container but is away at college. What should the nurse first do with this information?

Which of the following is correctly classified? I: 2 Al(s) + 3 Cl2(g)  ⟶  2 AlCl3(s)   Classified as a combination reaction. II: 2 NaOH(aq) + H2SO4(aq)  ⟶  Na2SO4(aq) + 2 H2O(l) Classified as a neutralization reaction. III: CaCO3(s)  ⟶  CaO(s) + CO2(g)  Classified as a decomposition reaction. IV: CH4(g) + 2 O2(g)  ⟶  CO2(g) + 2 H2O(g) Classified as a combustion reaction. V: AgNO3(aq) + NaCl(aq)  ⟶  AgCl(s) + NaNO3(aq)  Classified as a precipitation reaction.

Which compound behaves as a strong electrolyte in aqueous solution?

The magnesium element has three stable isotopes: Mg-24 with mass 23.98504 amu is 78.99% abundant, Mg-25 with mass 24.98584 amu is 10.00% abundant; and Mg-26. The mass of Mg-26 is closest to:

A student has 100. mL of 6.0 M HCl stock solution.  They take 31.25 mL of the stock solution and dilute it using enough water to make 250. mL of solution.  What is the resulting concentration if they take 25.0 mL of this new solution and dissolve it in enough water to make 100. mL of solution?

Based on median voter theory, who gets results after the general election?