Heat of vaporization - Study guides, Class notes & Summaries

Water characteristics - correct answer polar, cohesion (hold together), adhesion (hold to another substance), surface tension, specific heat, heat of vaporization Surface Tension - correct answer A measure of how difficult it is to stretch or break the surface of a liquid Specific Heat - correct answer amount of heat absorbed or lost to change temperature by 1C Heat of Vaporization - correct answer the quantity of heat required to convert 1 from liquid to gas Water polarity -...

Water characteristics - ️️polar, cohesion (hold together), adhesion (hold to another substance), surface tension, specific heat, heat of vaporization Surface Tension - ️️A measure of how difficult it is to stretch or break the surface of a liquid Specific Heat - ️️amount of heat absorbed or lost to change temperature by 1C Heat of Vaporization - ️️the quantity of heat required to convert 1 from liquid to gas Water polarity - ️️uneven sharing of electrons that prod...

MCC HVAC MIDTERM EXAM QUESTIONS AND ANSWERS 100% PASS List at least five factors that must be controlled if a comfortable indoor environment is to be maintained. - Correct Answer ️️ -The factors that must be controlled include temperature, humidity, air motion, dust, bacteria, odors, toxic gases, and ionization. ((Ref: 1/1)) Describe in simple terms the basic process by which a refrigerant transfers heat energy. - Correct Answer ️️ -A refrigerant is used to transfer heat when it c...

Entrance Exam Semmelweis 2024/2025 Questions with Complete Solutions Electron configuration for cations - Correct Answer Subtract 1 from exponent of highest n-value orbital (ex. remove from 4s before 3d) Ag+ = [Kr]5s^1 4d^9 Electron configuration for anions - Correct Answer Add 1 to closest orbital Cl- = [Ne]3s^2 3p^6 Atomic orbitals - Correct Answer s, p, d, f Primary vs secondary structures of proteins - Correct Answer Primary - AA chain (linked by peptide bonds) Secondary -...

CSN AC 110 Esco Exam Practice Questions with correct Answers 1. Heat which causes a change in temperature of a substance is called; A. latent heat B. sensible heat C. superheat D. radiant heat - ANS ️️ B. sensible heat 2. Heat added to a substance without a raise in temperature; (example: liquid refrigerant to gas) this process is called? A. latent heat of vaporization B. latent heat of fusion. C. superheat of vaporization D. superheat of fusion - ANS ️️ A. latent heat of vapo...

The basic methodology of the fire investigation should rely on the use of a ______________________ and attention to all relevant details. a. systematic approach b. approximation approach c. methodology approach d. general approach - ANSWER-a. systematic approach With few exceptions, the proper methodolgy for a fire or explosion investigation is to first _____________________ then investigate the cause, circumstances, conditions, or agencies that brought the ignition source, fuel, and ox...

sensible heat : Heat that causes change in temperature of a substance latent heat : Heat that is added with out a rise in temperature super heat : Heat added to refrigerant in vapor state after evaporation process is involute spirals : Scroll compressor moves refrigerant by means of convection : movement of heat by way of fluid or air 2 conduction : movement of heat by way of solid BTU : Standard unit for measuring heat Condensor : refrigerant gives up heat in the liquid sluggin...

Semmelweis Entrance Exam Questions and Answers Already Passed Electron configuration for cations Subtract 1 from exponent of highest n-value orbital (ex. remove from 4s before 3d) Ag+ = [Kr]5s^1 4d^9 Electron configuration for anions Add 1 to closest orbital Cl- = [Ne]3s^2 3p^6 Atomic orbitals s, p, d, f Primary vs secondary structures of proteins Primary - AA chain (linked by peptide bonds) Secondary - stabilized by non-covalent bonds (alpha helices & beta sheets) Mo...

Antoine Lavoisier Correct Answer-Declared "Life is a chemical process", known as "Father of Nutrition" Dr. William Beumont Correct Answer-Army doctor made observations of fistula in stomach of Alexio St. Martin Dr. Stephen Babcock Correct Answer-His idea for feeding experiment using simplified diets resulted in discovery of the vitamins and the Golden Age of Nutrition followed Which property is involved when an animal is cooled by sweating? Correct Answer-High latent heat of vaporiz...

GACE Special Education Math and Science Rated A+ Anion A negatively charged ion. It is formed by adding electrons to atoms or molecules. Cation A positively charged ion that is formed by removal of electrons from atoms or molecules. Ionic Crystal A crystal that is made up of two or more elements. The positive and negative ions are arranged in a definitive pattern. They are held together by electrostatic attraction. Some examples include sodium chloride and cesium chloride. Latt...