HBR Study guides, Class notes & Summaries

temperature is related to KE how? temp is the average kinetic energy thermal energy is related to KE how? thermal energy is the total KE Brainpower enthalpy of fusion is ALWAYS greater than enthalpy of vaporization because? it has to break more bonds (solid --> liquid) the amount of heat depends on (2 factors) 1. the type of substance 2. the amount of the substance during a phase change does temperature change? NO if an archaebacerial species lives in a pool that is 0.01 M HCL wh...

Chapter 03 Stoichiometry: Ratios of Combination 1. Calculate the molecular mass of tetraphosphorus decaoxide, P4O10, a corrosive substance which can be used as a drying agent. A. 469.73 amu B. 283.88 amu C. 190.97 amu D. 139.88 amu E. 94.97 amu 2. Calculate the formula mass of rubidium carbonate, Rb2CO3. A. 340.43 amu B. 255.00 amu C. 230.95 amu D. 145.47 amu E. 113.48 amu 3. Calculate the formula mass of (NH4)3AsO4. A. 417.80 amu B. 193.05 amu C. 165.02 amu D. 156.96 amu E. 108.96 a...

produces H+ in water correct answer: acid is named hydroiodic acid correct answer: acid is named magnesium hydroxide correct answer: base turn phenolphthalein pink correct answer: base conducts an electrical current correct answer: acid and base properties of acids correct answer: dissolve many metals, taste sour, turn litmus paper red properties of bases correct answer: taste bitter, turn litmus paper blue, feel slippery strong acids correct answer: HCl, HI, HNO3, H...

convert :20 pounds 5 ounces to kilogram correct answer: 1st: need to convert 5 ounces to a fraction of a pound 5 divided by 16=0.31 2nd: 20.31 pounds divided by 2.2=9.23 kg Note: medication would be calculated based on 9.23 kilograms DO NOT ROUND TO 9.2 Pediatric specific Calculations correct answer: Mg / Kg dosing based on Weight (Kg) Safe dosing ranges IV pediatric infusion rates IV administration of meds via IV pump or Syringe pump. 24 hour fluid calculation child: 5 years: w...

Write complete names for the following: a) (S,S)-3,5-dihydroxycyclohexanone b) (E)-5-methyl-4-oxo-5-heptenal c) 4-methoxy-2-nitrobenzaldehyde d) 1-methyl-3-methylthio-2,4,6-cycloheptatrienol e) CHEM 335 Final Exam Questions and Answers | Verified Answers| Updated 2024/2025 2/11 pentamethylcyclopentadienyl anion 2. (15 points) Write accurate structures for the following: a) a chiral allene b) 18-crown-6 c) the HOMO of 1,3,5-hexatriene d) benzyl isobutyl disulfide e) the hydrat...

One of the reason or causes of the start of the classical school from class was: - ANSWER-the industrial revolution 2. Decisions, from our class notes, relate to: - ANSWER-all the answers provided are correct 3. In the article "What Leaders Really Do" the author states that leaders need to be able to : - ANSWER-communicate 4. "To gain public opinion" was found in: - ANSWER-The Principles of War 5. From class we discussed incremental changes as: - ANSWER-Solving performance gaps ...

The pH of a solution of 0.0010 M NaOH is: correct answer: 11 (Kw=[H+][OH-] = 1.0 x 10-14; [H+][0.0010] = 1.0 x 10-14 [H+]=1.0 x 10-11; pH=-log[1.0 x 10-11]=11) Water is a unique molecule. Which of the following contributes to water's unique place in the chemical world? correct answer: All of the answers are correct The bent shape of water is due to ______________. correct answer: The unshared electron pairs on the oxygen atom Which diagrams correctly represent a hydrogen bond? corre...

Properties Of Acids And Bases Assignment And Bases Final Exam Prediction Questions 2024. Consider this reaction: KOH + HBR -> KBR + H2O Which is the acid in this reaction? - correct answer HBr Consider this reaction: KOH + HBR -> KBR + H2O Which is the base in this reaction? - correct answer KOH Consider this reaction: KOH + HBR -> KBR + H2O Which statement is most likely true about KOH? - correct answer It turns clear phenolphthalein pink. Consider this reaction: K...

1. One of the reason or causes of the start of the classical school from class was: a. the new communicaiton networks b. the industrial revolution c. declining birth rate d. all were discussed as reasons or causes of the start of the classical school e. none of the answers are correct - ANSWER-B. the industrial revolution 2. Decisions, from our class notes, relate to: a. all the answers provided are correct b. resource allocation c. none of the answers provided are correct - the ...

What are the 4 types of intermolecular forces listed from weakest to strongest? - London dispersion, dipole-dipole, hydrogen bonding, ion-dipole What effect does IMFs have on surface tension? - surface tension increases as strength of IMF increase What effect does IMFs have on viscosity? - viscosity increases as strength of IMFs increase What effect does IMFs have on boiling point? - boiling point increases as strength of IMFs increase Which are miscible in water: polar or nonpolar compou...