Electron affinity Study guides, Class notes & Summaries
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CHEM 161 - FINAL (EXAMS) | 130 Questions with 100% Correct Answers | Verified | Updated 2023 | 20 Pages
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An element belonging to the halogen family would be expected to have a ________ ionization 
energy and a ________ electron affinity. - large; large 
What is the most likely charge on an ion formed by an element with a valence electron 
configuration of ns2np1? - 3+ 
If an automobile gets 24.5 miles to the gallon and the cost of gasoline is $2.75 a gallon, how 
much will it cost to drive 975 km? - 68.0 $ 
An s-block element in the 5th Period is - Sr 
The maximum number of electrons in any ORBITAL...
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GIZMOS Student Exploration Periodic Trends - Already Graded (Score A)
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GIZMOS Student Exploration Periodic Trends - Already Graded (Score A) 
Directions: Follow the instructions to go through the simulation. Respond to the questions and prompts in the orange boxes. Vocabulary: atomic radius, electron affinity, electron cloud, energy level, group, ion, ionization energy, metal, nonmetal, nucleus, period, periodic trends, picometer, valence electron Prior Knowledge Questions (Do these BEFORE using the Gizmo.) 1. On the image at right, the two magnets are the same. Wh...
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Student Exploration: Ionic Bonds Questions with Verified Answers
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Vocabulary: chemical family, electron affinity, ion, ionic bond, metal, nonmetal, octet rule, shell, 
valence electron, ♫heavy metal ♫ 
Prior Knowledge Questions (Do these BEFORE using the Gizmo.) 
1. Nate and Clara are drawing pictures with markers. There are 8 markers in a set. Nate has 9 
markers and Clara has 7. What can Nate and Clara do so that each of them has a full set? 
Nate gives one to Clara 
2. Maggie is sitting at a table with Fred and Florence. Maggie has 10 markers, but Fred ...
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Biochemistry WGU OA 2023 Questions With Answers
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Biochemistry WGU OA 2023 
 
 
Amino Acid backbone consists of Ans - 1. amino group 
2. carboxyl group	 
3. alpha carbon	 	 
4. R group	 		 
 
Amino group: looks likes/consists of Ans - NH3+ Carboxyl group looks like/consists of Ans - coo- 
 
 
Alpha carbon looks like/consists of Ans - CH 
 
The three Amino acid categories Ans - 1. hydrophobic (nonpolar) 
2. polar	 
3. charged	 
 
Hydrophobic Amino Acids Ans - non polar 
afraid of h2...
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AAMC full length 2, EXAM Overviews 2023 Update
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AAMC full length 2, EXAM Overviews 
2023 Update 
amide linking is peptide on the carboxyl side - ANS-so amide linkage involving the N 
atom in AMC used to covalently attach flurophore to the peptide 
what expression gives the amount of light energy (J/photon) that is converted to other 
forms between the fluorescence excitation and emission events? - ANS-E=hf = 
hc/lambda, here we see that excitation is at 360 nm but observation is at 440 nm. so 
you have E = (6.62 x 10^-34)(3x 10^8)x (1/360...
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Chamberlain University BIOS 251/252 /255 /256 PREP Exam Verified Questions & Correct Answers | Expert Written Solutions | Latest update
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Chamberlain University BIOS 
251/252 /255 /256 PREP Exam 
Verified Questions & Correct 
Answers | Expert Written 
Solutions | Latest update 
nucleic acids - ANSWER complex biomolecules 
nucleotides - ANSWER biological polymer made of a class 
nitrogenous base, five carbon sugar, and phosphate group 
DNA - ANSWER double helix shape stored in nucleus 
carries genetic code 
contain genes 
A --> T 
G --> C 
RNA - ANSWER single-stranded nucleic acid that contains the 
sugar ribose 
create p...
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Biology 111 Exam 1- TAMU Latest Update Graded A
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Biology 111 Exam 1- TAMU Latest Update Graded A 
Domain Archaea Prokaryotic, single-celled organisms; have cell walls; reproduce using binary fission (duplication); RNA sequence is most similar to Eukarya; live in extreme environments and therefore do not infect humans; oldest life forms; include methanogens, extreme thermophiles, and extreme halophiles. 
Domain Bacteria Prokaryotic, single-celled organisms; have cell walls; reproduce using binary fission; differ from archaea in environment and ...
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WGU BIOCHEMISTRY C785/ WGU C787 PRE-ASSESSMENT: BIOCHEMISTRY PJEO GRADED A+
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PRE-ASSESSMENT: BIOCHEMISTRY PJEO	 
Attempt #2 Status: Passed 1. 
 
 
 
 
Which mRNA sequence results in a polypeptide that contains three amino acids? 
 
 
 
 
 
5' - CUU GAU ACU UAG - 3' 
 
5' - UAU GCC CUA CGA - 3' 
 
5' - AUC CAG UAA AAG - 3' 
 
5' - GUC UGA CAC CGG - 3' 
2. 
 
 
 
 
Which RNA sequence would end in the following polypeptide? Phe-Thr-Val-Stop 
 
 
 
 
5' - UUC ACA GUA UAA - 3' 
 
5' - UUU UAU GUU UGG - 3' 
 
5' - UUC CAU UGA GUA - 3' ...
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CHM 115 Exam 2 Purdue Latest Update Graded A+
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CHM 115 Exam 2 Purdue Latest Update Graded A+ Degeneracy Orbitals with a given n having identical energy 
Metals Lose electrons from valence shall form cations 
internal energy Potential and kinetic energy of all particles that make up the system 
nonmetals Add electrons to valence shells, form negative ions (anions) 
Work Energy transferred when an object moves by a force 
enthalpy total heat content of a system 
First law of thermodynamics ΔEsys = q + w 
What happens to enthalpy under constan...
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Patho Exam 1 Questions & Answers Verified
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A student is observing a cell under the microscope. It is observed to have supercoiled DNA with histones. Which of the following would also be observed by the student? 
 
a. A single circular chromosome 
b. A nucleus 
c. Free-floating nuclear material 
d. No organelles 
b. 
 
A nurse is instructing the staff about cellular functions. Which cellular function is the nurse describing when an isolated cell absorbs oxygen and uses it to transform nutrients to energy? 
a. Metabolic absorption 
b. Comm...
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