HESI A2 Study Guide: Comprehensive Prep for Your Nursing Exam

HESI A2

HESI A2 Exact Question

What is the atomic number?

A. Number of neutrons B. Number of protons C. Number of electrons D. Number of isotopes

What is the name for the horizontal rows of the periodic table?

A. groups B. periods C. families D. sets

What is a benefit of water's ability to make hydrogen bonds?

A. Lack of cohesiveness B. Low surface tension C. Use as a nonpolar solvent D. High specific heat

How can water be boiled at room temperature?

A. By lowering the pressure B. By increasing the pressure C. By decreasing the volume D. By raising the boiling point

What is the name of the device that separates gaseous ions by their mass-to-charge ratio?

A. mass spectrometer B. interferometer C. magnetometer D. capacitance meter