Bond angles Study guides, Revision notes & Summaries

What is the 1st offense penalty for engaging in the practice of residential building without a license? - Answer Not less than $5K and not more than $25K and/or 1 year What is the penalty for engaging in the practice of residential building, resulting in a death? - Answer Not less than $5K and not more than $50K and/or 4 years On your individual builder's license application, what should you write as your "business address"? - Answer Your personal address What is the cost of the indi...

OCR A Level Chemistry Paper 3 2023 (H432/03 Unified chemistry) Mark Scheme June 2023. ALLOW upper case when it is obvious, e.g. ALLOW CR for Cr, AS for As ALLOW names for elements (a) THREE from: N O F H 1 AO1.1 DO NOT ALLOW ANY OTHER ELEMENTS (CON) (b) O 1 AO2.1 ALLOW S BOD (c) P OR S 1 AO1.1 ALLOW S8, P4 ALLOW As, Se (d) Cr Mn 2 AO1.2 IGNORE ions (e) Si 1 AO1.1 (f) S 1 AO2.1 ALLOW SF6 (g) F 1 AO1.1 (h) As 1 AO2.2 H432/03 Mark Scheme June 2023 10 Question Answer Marks ...

Chem 104 1st exam|Complete Questions with 100% Correct Answers What are hybrid orbitals? orbitals of equal energy produced by the combination of two or more orbitals on the same atom What are the types of hybrid orbitals SP- 2 regions of density SP^2- 3 regions of density(3sp^2s) SP^3- 4 regions (4 sp^3s) What are the 4 types of hydrocarbons alkanes, alkenes, alkynes, and aromatic hydrocarbons Alkane a hydrocarbon containing only single covalent bonds Alkene a hydrocarbon that contai...

All of the following are considered "weak" interactions in proteins, except: A) hydrogen bonds. B) hydrophobic interactions. C) ionic bonds. D) peptide bonds. E) van der Waals forces. - D) peptide bonds. The most important contribution to the stability of a protein's conformation appears to be the: A) entropy increase from the decrease in ordered water molecules forming a solvent shell around it. B) maximum entropy increase from ionic interactions between the ionized amino acids in a ...

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...

ACS Chemistry Final general Chem 1 Review 63 Questions with Verified Answers Density - CORRECT ANSWER mass / volume Conversion from celsius to kelvin - CORRECT ANSWER K = DegC + 273.15 Conversion from DegF to DegC - CORRECT ANSWER DegC = (5/9) (DegF - 32) Conversion from DegC to DegF - CORRECT ANSWER DegF = (9/5)(DegC) + 32 Intensive properties - CORRECT ANSWER Independent of amount of matter examined Extensive propertires - CORRECT ANSWER Dependent of amount of matter examined...

Energy (decreases/increases) with increasing wavelength? - correct answer decreases Energy (decreases/increases) with increasing frequency? - correct answer increases The energy gaps between levels (decrease/increase) as the energy levels increase (n=1 to n=2 to n=3, etc.) - correct answer decreases The O-Si-O bond angles in SiO₂ (quartz) are closest to... - correct answer 110° A molecule with 0 lone pairs and 2 bonding electron pairs would be? - correct answer linear ...

Welding correct answers What method is recommended by manufacturers to join the steel deck and rebars? Post Tensioning correct answers A method of prestressing concrete in which tendons are placed in tension once the concrete has hardened. Stirrups correct answers A bended rod to resist shear and diagonal stresses in a concrete. Active Earth Pressure correct answers A soil pressure acting on any structure on any structure that will tend to push the structure wherein the structure or a w...

What is the charge of a proton? - ANSWERS +1 What is the charge of a neutron? - ANSWERS 0 What is the charge of an electron? - ANSWERS -1 What is the mass of a proton? - ANSWERS 1 What is the mass of a neutron? - ANSWERS 1 What is the mass of an electron? - ANSWERS 1/1800 What is an isotope? - ANSWERS Isotopes of an element are atoms with the same number of protons but different numbers of neutrons. Why do isotopes of an element all have the same chemical properties? - ANSWERS This is...

Test Bank for Biochemistry A Short Course 4th Edition John L. Tymoczko TEST BANK FOR BIOCHEMISTRY A SHORT COURSE JOHN L. TYMOCZKO Chapter 3 Amino Acids Matching Questions Use the following to answer questions 1–10: Choose the correct answer from the list below. Not all of the answers will be used. Answers may be used more than once. 1. a) l amino acids 2. b) water 3. c) protons 4. d) zwitterions 5. e) arginine 6. f) serine 7. g) tyrosine 8. h) cysteine 9. i)...