Covalent bond Study guides, Study notes & Summaries
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![BLG1501 Assignment 2 Semester 1 2024 (Solutions)](/docpics/4603495/65dc70e203ee7_4603495_121_171.jpeg)
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BLG1501 Assignment 2 Semester 1 2024 (Solutions)
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BLG1501 Assignment 2 Semester 1 2024 (Solutions) 
 
Question 1 
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Question text 
Hydrolysis is reaction which occurs when 
Select one: 
a. 
a bond of a polymer is broken down through the addition of water molecule. 
b. 
two molecules are covalently bonded to each other through the loss of water. 
c. 
a double bond is formed between two atoms. 
d. 
a triple bond is formed between two atoms. 
Clear my choice 
Question 2 
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![NST1501 Assignment 2 (QUALITY ANSWERS) 2024.](/docpics/5228067/663b274643ccc_5228067_121_171.jpeg)
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NST1501 Assignment 2 (QUALITY ANSWERS) 2024.
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This document contains workings, explanations and solutions to the NST1501 Assignment 2 (QUALITY ANSWERS) 2024. For assistance call or us on 0.6.8..8.1.2..0.9.3.4... QUESTION 1 
Answer the following questions: 
1.1 How many hours is allocated per week for Natural Sciences and 
Technology? (2) 
1.2 How many strands does the Natural Sciences curriculum have? (2) 
1.3 How many strands does the Technology curriculum have? (2) 
1.4 Choose one Natural Sciences strand, and name 4 topics covered in 
tha...
![CSU LIFE 102 FINAL EXAM QUESTIONS & ANSWERS SOLVED 100% CORRECT!](/docpics/5178952/6634b69a9e677_5178952_121_171.jpeg)
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CSU LIFE 102 FINAL EXAM QUESTIONS & ANSWERS SOLVED 100% CORRECT!
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Phosphorus has an atomic number of 15. This tells us that... - Answer-there must be 15 protons 
True or False: covalent bonds are stronger than ionic and hydrogen bonds because atoms that are joined 
with covalent bonds share electrons - Answer-True 
An e- in a hydrogen atom exists in the first valence shell. The valence e- of Aluminum exist in the 3rd 
shell. Which valence shell e- have higher potential energy and why? - Answer-the valence e- of 
aluminum, bc higher e- shells have higher energy...
![Chem 1305 TTU Exam 3 Questions With All Correct Answers!!](/docpics/4795893/65fb152583842_4795893_121_171.jpeg)
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Chem 1305 TTU Exam 3 Questions With All Correct Answers!!
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The outermost electrons - Answer-valence electrons 
the shell the outermost electrons occupy - Answer-Valence shell 
Electron pairs in an electron dot structure that are not participating in a chemical bond - Answernon-bonding pair 
the electric force of attraction between two oppositely charged ions - Answer-ionic bond 
The fluid hold of electrons which holds the positively charged metal ions together - Answer-metallic 
bond 
An electrical attraction in which atoms are held together by their mu...
![Dental Materials Clinical Applications for Dental Assistants and Dental Hygienists 3rd Edition By W. Stephan Eakle -Test Bank](/docpics/3306395/64e76beddf80c_3306395_121_171.jpeg)
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Dental Materials Clinical Applications for Dental Assistants and Dental Hygienists 3rd Edition By W. Stephan Eakle -Test Bank
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Chapter 01: Introduction to Dental Materials 
 
MULTIPLE CHOICE 
 
	1.	Until 1970, which of the following groups of dental auxiliaries were allowed to perform intraoral functions in all states? 
1. Dental hygienists 
2. Registered dental assistants 
3. Certified dental assistants 
4. On-the-job trained dental assistants 
a.	1, 2, 3, 4 
b.	1, 2, 3 
c.	1, 2 
d.	1 
 
 
ANS:	D 
Until 1970, only the dental hygienist was allowed to perform intraoral functions in all states. Although laws vary ...
![CHEM 210 Biochemistry Exams 1-8 and Final Exam.](/docpics/63d1210847233_2298821.jpg)
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CHEM 210 Biochemistry Exams 1-8 and Final Exam.
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CHEM 210 Biochemistry Exams 1-8 and Final Exam. Question 1 
3 / 3 pts 
True or False: According to the Module, a compound with a molecular mass of 1,000 g/mol is 
considered a macromolecule. 
 
True 
Correct! 
 
False 
Question 2 
3 / 3 pts 
True or False: Biomolecules can have only two functional groups. 
 
True 
Correct! 
 
False 
Question 3 
3 / 3 pts 
True or False: The following functional group is an alcohol. 
 
True 
Correct! 
 
False 
Question 4 
3 / 3 pts 
True or False: In a eukaryot...
![TAMU BIOL 111 FLETCHER FINAL EXAM WITH VERIFIED SOLUTIONS ALREADY GRADED A+](/docpics/3962193/656e3535738f3_3962193_121_171.jpeg)
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TAMU BIOL 111 FLETCHER FINAL EXAM WITH VERIFIED SOLUTIONS ALREADY GRADED A+
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describe the basic functions all life forms must accomplish 
-response to environmental stimuli & maintain homeostasis 
-uptake and processing of nutrients/energy 
-regulation 
-growth and reproduction 
 
 
 
compare and contrast eukaryotic and prokaryotic cell types 
Prokaryotes: 
-circular chromosomes, no nucleus, no organelles, 3.5 bya 
-DNA concentrated in nucleoid 
Eukaryotes: 
-linear chromosomes, nucleus, organelles, 1.5 bya 
-DNA concentrated in nucleus 
Both: 
-cellular function takes p...
![BSC 108 Exam 3 Kennedy Questions and Answers Solved 100% Correct!!](/docpics/4496022/65cbb7cb7fa82_4496022_121_171.jpeg)
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BSC 108 Exam 3 Kennedy Questions and Answers Solved 100% Correct!!
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The structure of a strand of DNA. - Answer-it is a double helix, like a twisted ladder. 
the ladder rings are nucleotide subunits and they have a covalent bond to the sugar phosphate 
backbone (made of deoxyribose and a phosphate group) 
What are the nucleotide subunits? - Answer-adenine, guanine, cytosine, and thymine 
How are the subunits held together? - Answer-through a hydrogen bond 
What are the nucleotide subunits compliments? - Answer-Adenine and thymine 
cytosine and guanine 
How does D...
![Ivy Tech APHY 101 Final Exam Questions and Answers – Latest Updated 2024/2025 | Graded A+](/docpics/5229879/663b48430f8ad_5229879_121_171.jpeg)
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Ivy Tech APHY 101 Final Exam Questions and Answers – Latest Updated 2024/2025 | Graded A+
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What is the difference between anatomy and physiology? 
ANS Anatomy is the study of the structure of body parts, whereas physiology is 
the study of the function of body parts 
2. What are the levels of organization? 
ANS subatomic particles, atom, macromolecule, organelle, cell, 
tissue, organ, organ system, organis 
Ivy Tech APHY 101 Final Exam Questions and 
Answers – Latest Updated 2024/2025 | Graded A+ 
2 / 17 
3. What are the requirements of life? 
ANS Water, food, oxygen, heat, pressure...
![BIOL 111 FINAL TAMU – FLETCHER QUESTIONS AND ANSWERS 100% SOLVED](/docpics/3619076/6529cb90da888_3619076_121_171.jpeg)
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BIOL 111 FINAL TAMU – FLETCHER QUESTIONS AND ANSWERS 100% SOLVED
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BIOL 111 FINAL TAMU – FLETCHER QUESTIONS AND ANSWERS 100% SOLVED The element present in all organic molecules is Carbon 
Cell membranes have distinct inside and outside faces. Which of the following statements is the most likely explanation for the membrane's asymmetrical nature? The two sides of a cell membrane face different environments and carry out different functions 
Which of the following statements is true about buffer solutions? They maintain a relatively constant pH when either aci...
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