What is the mass of a piece of concrete that starts at 90°C, is immersed in a calorimeter with 350 g of water at 26.0°C, and causes the water to rise to a temperature of 33.0°C?

A) 224.8 g
B) 10,250.8 g
C) 12,813.5 g
D) 179.8 g

Why are hangovers more severe when they are induced by alcoholic beverages with high alcohol-congener levels?

A) The congeners are water-soluble, and thus remain in the body a shorter period of time.
B) The congeners are fat-soluble, and thus remain in the body a shorter period of time.
C) The congeners are water-soluble, and thus remain in the body longer.
D) The congeners are fat-soluble, and thus remain in the body longer.

Where in the cell is the blueprint for each protein encoded?

A) The DNA
B) The mitochondria
C) The RNA
D) The organelles

Which of the following acids has the most stable conjugate base?

A) CH₃CO₂H
B) CH₃CHO
C) CH₃CH₂OH
D) CH₃CH₂SH
E) CH₃SO₃H