Chem 210 Questions with Complete Answers Exam Bundle

Calculate volume 0.2 NaOH and # equivalence points for titration of 25mL 0.1 H3PO4 - 2 eq points- 0.1M x 0.025L = 0.0025 mol H3PO4 mol H3PO4 = mol added NaOH 0.0025 mol NaOH / 0.2 M = 0.0125 L NaOH added Calculate equivalence point volumes for titration of 25.00 mL of 0.060 M HCl and 0.10 M...

If the fuel efficiency of an automobile is 22 miles per gallon, what is its fuel efficiency in Kilometers per liter? ( 1Km= 0.621 mile, 1.00 L=1.057 quarts and 4 quarts = 1 gallon) - 9.4 Km/L *What is the correct answer to the following expression: (49.1 - 42.61 ) x 13.1? - 85 An intens...

What are the differences between aliphatic (including alkanes, alkenes,alkynes and cyclic compounds) aromatic hydrocarbons are. - ALIPHATIC Hydrocarbon: Non-aromatic -Alkanes & CycloAlkanes:single bonds; saturated:Contain only carbon and hydrogen & C-C & C-H single bonds -Alkenes:double bond(s)...

if the p-value is greater than 0.1, we generally conclude the data are consistent with the null hypothesis - true what is the best way to characterize the random error present in a measurement? - take replicate measurements of your analytes and using the standard deviation and a t-table spe...

E2 Reaction - One-Step with no intermediates, Base takes off proton + LG leaves with double bond formation. What type of carbons do E2 rxns favor? - Tertiary What is a Zaitsev product? - Double bond formation on more substituted carbon What is a Hoffman product? - Double bond fo...

C The electron configuration of indium, In, is ______. B In general, atomic radii _____. A) increase from left to right in a period and increase down a group. B) decrease from left to right in a period and increase down a group. C) increase from left to right in a period and decrease down...

Cation vs Anion - Cation- positive charge Anion- negative charge Electromagnetic Spectrum - (Short λ) Gamma, Xray, Ultra Violet, Visible, Infrared, Micro, Radio (Long λ) Frequency vs Wavelength - Long Wavelength (λ)→Low Frequency (v) Short Wavelength (λ)→High Frequency (...

enantiomers are formed from __________ carbocation - achiral __________ are formed from chiral carbocation - enantiomers grignard reagents attack (most/least?) substituted epoxide? - least grignard reagents are used for (carbanion/carbocation?) generation. - carbanion we wat ...

Question 1 3 / 3 pts True or False: Nitrogen is called the superglue of the chemical world. FALSE True or False: Large elements, such as strontium, are common in biomolecules. FALSE True or False: The time it takes for a compound to flow through a metabolic pathway is called the payo...

what factors explain the outcomes of reactions? - hybridization, delocalization, eN, atom density what is a leaving group? - - group of atom(s) that can be stable on its own - eN atoms that are good LG also make strong acids what is the α carbon? - C directly attached to leaving gro...

How does Volume Decrease Affect Equilibrium? - Equilibrium will shift toward the side with the fewest gas molecules. How does Volume Increase affect Equilibrium? - Equilibrium will shift the reaction left How will an increase in temperature affect the equilibrium of a solution with a -de...

less - the more s character a carbocation has, the _____stable it is the same as - when looking at an epoxide, the orientation around the oxygen is _________ the orientation around the double bond in the reactant BrOH - when added with base makes an epoxide Br2 - adds 2 Brs in a...

electrophiles - electron seeking reagents that have room to accept a electron pair nucleophiles - reagents seeking a nucleus to which to donate a pair of electrons proton transfer or protonation reaction - the transfer of a proton from one base to another transition state - lyin...

Anode = what? - oxidation Cathode = what? - Reduction A Oxidizing agent ? - •takes electrons from the substance being oxidized. • The oxidizing agent itself is reduced: Cu 2+ -> Cu (s) A reduction agent ? - • gives electrons to the substance being reduced. • The r...