Bond angle of h2o - Study guides, Class notes & Summaries
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Test Bank For Organic Chemistry 10th Edition by Francis Carey
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What is the ground state electron configuration of carbon? 
A. 1s22s22px1 
B. 1s22s22px2 
C. 1s22s22px12py1 D. 1s22s22px22py1 
2. Which of the following has (have) the same electron configuration as Ne? Na- Mg2+ O2- Mg+ 
A. Na-andO2- B. Mg2+ and O2- C. Mg+ and O2- D. only Mg2+ 
Accessibility: Keyboard Navigation Bloom's Level: 3. Apply 
Chapter: 01 Difficulty: Medium 
Gradable: automatic Section: 01.01 
Subtopic: Periodic table trends Topic: Structure and Bonding 
Accessibility: Keyboard Naviga...
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CHEM133 Week 16 Final Exam (Spring)
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Portage Learning CHEM 210 exams 1-8 and final exam
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Portage Learning CHEM 210 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 ...
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General Chemistry II (CHEM113) ACS Final 289 Questions with Verified Answers,100% CORRECT
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General Chemistry II (CHEM113) ACS Final 289 Questions with Verified Answers 
 
The two states that are collectively known as the condensed states are _______. - CORRECT ANSWER solid and liquid 
 
The attractive forces that exist between all molecules and atoms, and are the forces that hold many solids and liquids together - CORRECT ANSWER intermolecular forces 
 
Intermolecular forces are only significant at _____. - CORRECT ANSWER short distances 
 
The state of a sample of matter is determine...
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MCB 2000 Exam 1
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MCB 2000 Exam 1 
 
Alanine (ala) 
nonpolar 
aliphatic 
Glycine (gly) 
nonpolar 
aliphatic 
Valine (val) 
nonpolar 
aliphatic 
branched chain 
Leucine (leu) 
nonpolar 
aliphatic 
branched chain 
Isoleucine (ile) 
nonpolar 
aliphatic 
branched chain 
Proline (pro) 
nonpolar 
aliphatic 
ring structure that is not aromatic 
Phenylalanine (phe) 
nonpolar 
aromatic 
permits absorption of UV light at 280 nm 
Tyrosine (tyr) 
polar and nonpolar properties 
-amphipathic 
uncharged 
aromatic 
OH group 
Try...
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CHEM 210 BIOCHEMISTRY - M1: Problem Set Questions With Complete Solutions
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What are three ways that biochemists study biological organisms? correct answer: Biochemists study 1) the relationship between structure and function of biomolecules, 2) chemical reactions of organisms (metabolism), and 3) communication within and among organisms. 
 
What is the definition of biochemistry? correct answer: Often referred to as the chemistry of life, biochemistry asks how the remarkable properties of organisms relate to their molecules. 
 
What is another name for firefly? corre...
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CHEM133 Week 16 Final Exam (Spring)
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A-LEVEL CHEMISTRY Exam: Bonding Questions with Correct and Detailed Answers Merged
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Van der Waals' forces exist between all molecules. Explain how these forces arise. - Ans .- Electron 
movement in first molecule. 
- Induces a dipole in another molecule 
- δ+ attracts δ- in adjacent molecules 
1) Name the type of bond formed between N and Al in H₃NAlCl₃ and explain how this bond is formed. (2) 
2) Explain how the value of the Cl-Al-Cl bond angle in AlCl₃ changes, if at all, on formation of the 
compound H₃NAlCl₃ (2) - Ans .1) Dative - Shared pair of electrons fro...
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Chem 210 Exam II with complete solutions already graded A+
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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 
lying between the products and reactants 
 
 
 
free energy of activation (delta G double dagger) 
the height of the barrier, the energy that the reactants attain in reaching the the transition state 
 
 
 
e...
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Biochem Module 2 Questions and Answers Graded A
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Biochem Module 2 Questions and Answers Graded A What is the shape of water? Bent. The bond angle is 104.5 degrees. 
What is autoionization, and how is it important for water? Autoionization is the ability of a compound to react with itself to form ions. One water molecule reacts with a second molecule to form two ions: H3O+ and OH-. These ions exist in small amounts in pure water and influence the chemistry of water. 
Name the three non-covalent forces discussed in this module 1. Dipole-dipole f...
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