Freezing point depression Study guides, Class notes & Summaries

ABCTE Biology Terms Exam 143 Questions with Verified Answers Acidic solution - CORRECT ANSWER contains more hydrogen ions than hydroxide ions basic solution - CORRECT ANSWER contains more hydroxide ions than hydrogen ions colligative properties - CORRECT ANSWER properties of a solution that depend only on the number of particles dissolved in it, not the properties of the particles themselves. The main ones are boiling point elevation and freezing point depression. boiling point eleva...

All Domains Jean Inman Questions with Explanations of Answers Which amino acids must be present in a parenteral solution? a. valine, leucine, glycine, alanine b. tryptophan, phenylalanine, threonine, isoleucine c. phenylalanine, methionine, arginine, tyrosine d. lysine, glutamic acid, alanine, glycine - ANS- b. tryptophan, phenylalanine, threonine, isoleucine A parenteral solution requires adequate supplementation of all essential amino acids. Essential amino acids = those that can...

1 FINAL EXAM CHEM 219 EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ The speed of a wave (c) is the product of its frequency (ν) and wavelength (λ). Correct Answer: E = hv = h x c / λ nm to m or m to nm Correct Answer: 1 m / 10^9 nm or 10^9 nm / 1 m What is the maximum number of electrons that can have the quantum numbers n = 3, ℓ = 2, mℓ = -2? Correct Answer: The Pauli exclusion principle states that no two electrons in a given atom can share the sa...

1. The process of __________ turns solid ice to liquid. A) condensation B) evaporation C) melting D) freezing 2. The process of __________ turns liquid water to water vapor. A) condensation B) evaporation C) melting D) freezing 3. The process of __________ turns water vapor to liquid. A) condensation B) evaporation C) melting D) freezing 4. The process of __________ turns liquid water to ice. A) condensation B) evaporation C) melting D) freezing...

CBM Exam Practice Questions with 100% Correct Answers Graded A+. Which of the following best explains how pressure decreases with height in the Earth's atmosphere? A. It decreases at a constant rate (linear) B. It decreases quickly at first then more gradually (Exponential) C. It decreases at a rate 9.8 mb/km D. It decreases in the troposphere, increases in the stratosphere, then decreases to the top of the atmosphere - Answer- B. It decreases quickly at first then more gradually (Expon...

higher the concentration of analyte - Answer- Beer's law states that the darker the color produced the more light absorbed in the specimen, the more light absorbed, the 5.0 N - Answer- what is the normality of a solution of sodium hydroxide (molecular weight=40) containing 20 grams in 100 mL of solution carbon, hydrogen and oxygen - Answer- Carbohydrates are organic compounds 1.0 mL of serum + 4.0 mL of diluent - Answer- to make a 1:5 dilution of surm sample, dilute 20 - Answer- If ...

CBM Practice Test Questions with Correct Answers Graded A+. The most abundant gas in the atmosphere by volume is ---. This gas comprises 78% of the Earth Atmosphere by volume. A. Oxygen B. Argon C. Carbon Dioxide D. Nitrogen - Answer- D. Nitrogen The definition of a variable gas is a gas that varies significantly from time to time and place to place. The most significant variable gas by volume in the PBL is: A. Ozone B. Oxygen C. Water Vapor D. Carbon Dioxide - Answer- C. Water Vapor...

The indicator(s) used in the pH test region of the chemical reagent strips for urine is/are: (Choose ALL correct answers) A. methyl red B. methyl blue C. bromothymol blue D. bromothymol red -Answer A & C; The indicator(s) used in the pH test region are methyl red and bromothymol blue. Typically on most chemical reagent strips for urine pH, with an increase in urinary pH, the indicators bromothymol blue and methyl red, changes from orange to green and blue. Which of the following is no...

CBM Test Questions with Correct Answers Latest (Graded A+). The definition of a variable gas is a gas that varies significantly from time to time and place to place. The most significant variable gas by volume in the PBL is: A. Ozone B. Oxygen C. Water Vapor D. Carbon Dioxide - Answer- C. Water Vapor An isobar is a line of constant --- - Answer- Pressure Which of the following best explains how pressure decreases with height in the Earth's atmosphere? A. It decreases at a constant rat...

Test Bank for Porth's Essentials of Pathophysiology 5th Edition by Tommie L Norris Test Bank for Porth's Essentials of Pathophysiology 5th edition by Tommie L Norris 1. Chapter 1 Although the basic structure of the cell plasma membrane is formed by a lipid bilayer, most of the specific membrane functions are carried out by: A) Bound and transmembrane proteins B) Complex, long carbohydrate chains C) Surface antigens and hormone receptors D) A gating system of selective ion channels Feedback: Th...