HBR Study guides, Class notes & Summaries

OCR A Level Chemistry Paper 2 (H432/02) Synthesis and analytical techniques Mark Scheme for June 2023 (Verified) Trend for all 3 hydrocarbons (1 mark): Boiling point increases with less branching OR less methyl/alkyl groups/side chains  Explanation with comparison (3 marks): Branching and surface contact (Less branching gives) more (surface) contact / interaction (between molecules)  Surface contact and London forces (More surface contact) gives more /stronger induced dipole(–di...

Dit document bevat de transcriptie en reflectie voor het vak 'Zakelijke gespreksvoering'. Ik heb er een 8,3 voor gekregen. Het gaat over de huidige ontwikkelingen van reclame voor vlees en fossiele brandstoffen.

CHEM 210 Exam 1 Review Questions and Correct Answers, With Complete Solution 2024. What is a BL acid? BL base? Acid is a proton donor while a base is proton acceptor List the 6 strong acids HClO4, HCl, HBr, HI, HNO3, H2SO4 List the 6 strong bases LiOH, NaOH, KOH, Ca(OH)2, Sr(OH)2, Ba(OH)2 What is the eq. for the dissociation of a weak acid? HA <=> H+ + A- Ka = ([H+][A-])/[HA] What is the eq. for base hydrolysis? B + H2O <=> BH+ + OH- Kb = ([BH+][OH-])/[B] What is t...

OCR A Level Chemistry Paper 2 (H432/02) Synthesis and analytical techniques Mark Scheme for June 2023 (Verified) Trend for all 3 hydrocarbons (1 mark): Boiling point increases with less branching OR less methyl/alkyl groups/side chains  Explanation with comparison (3 marks): Branching and surface contact (Less branching gives) more (surface) contact / interaction (between molecules)  Surface contact and London forces (More surface contact) gives more /stronger induced dipole(–di...

HBR Quiz 1

OCR A Level Chemistry Paper 2 (H432/02) Synthesis and analytical techniques Mark Scheme for June 2023 | Verified. Trend for all 3 hydrocarbons (1 mark): Boiling point increases with less branching OR less methyl/alkyl groups/side chains  Explanation with comparison (3 marks): Branching and surface contact (Less branching gives) more (surface) contact / interaction (between molecules)  Surface contact and London forces (More surface contact) gives more /stronger induced dipole(–d...

Topic: One-Step Syntheses Section: 12.1 Difficulty Level: Easy 1. Predict the major product(s) for the following reaction: A) I B) II C) III D) IV E) I and III Ans: E Chapter 12 Topic: One-Step Syntheses Section: 12.1 Difficulty Level: Easy 2. For the transformation shown, select the most appropriate reagent(s) to effect the change. A) HBr B) Br2/h C) Br2/ROOR D) HBr/ROOR E) h /NBS Ans: D Chapter 12 Topic: One-Step Syntheses Section: 12.1 Difficulty Level: Easy 3....

HBR Quiz 1

HBR Quiz 1

Hierbij een mooi voorbeeld van het portfolio dat je voor deze minor moet inleveren. Ik heb de goede modellen gebruikt en alle nodige informatie verwerkt om uiteindelijk een 9.4 te behalen. Pas wel op voor plagiaat!