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Which of the three laws of thermodynamics states the criterion for spontaneity?

Predict the sign of ΔS for each of the following processes, which occur at constant temperature. I. The volume of 2.0 moles of O2(g) increases from 44 L to 52 L. II. The pressure of 2.0 moles of O2(g) increases from 1.0 atm to 1.2 atm.  

Calculate the molar solubility of thallium(I) chloride in 0.30 M NaCl at 25°C. Ksp for TlCl is 1.7 × 10-4.

Match the statement to the artist it describes.

What is the molar solubility of Mg(OH)2 in a basic solution with a pH of 12.00? Ksp for Mg(OH)2 is 5.6 × 10-12.

Which medication class, used in the treatment of type 2 diabetes, has a black box warning for thyroid C-cell tumors?

Select the type/class of laxatives used to treat constipation.  Select all that apply. 

Psyllium belongs to which medication class? 

Alendronate (Fosamax) belongs to which drug class?  

Select neurotransmitters involved in nausea.  Select all that apply.