Giant covalent - Study guides, Revision notes & Summaries

Experiment for Diffusion? - correct answer 1) HCl placed at one end of the test tube, ammonia solution at the other. 2) Where they meet, a ring of Ammonium Chloride appears. 3) The diagram shows that the ammonia is closer to the ring, showing that ammonia must have travelled faster, showing it's a lighter gas. Experiment for Dilution? - correct answer 1) Put a coloured substance in a solvent e.g f...

History of the atom correct answersSolid sphere Johnson - Plum pudding (-ve electrons) Rutherford - fired alpha particles at thin gold sheet, a few were deflected backwards - tiny +ve nucleus, surrounded by cloud of -ve electrons Electrons in shells/ energy levels Percentage yield equation correct answersactual yield/theoretical yield x 100 Making new concentrations equation correct answersvol to use = final conc/initial conc x vol required Acid-alkali titrations correct answersUse p...

History of the atom correct answersSolid sphere Johnson - Plum pudding (-ve electrons) Rutherford - fired alpha particles at thin gold sheet, a few were deflected backwards - tiny +ve nucleus, surrounded by cloud of -ve electrons Electrons in shells/ energy levels Percentage yield equation correct answersactual yield/theoretical yield x 100 Making new concentrations equation correct answersvol to use = final conc/initial conc x vol required Acid-alkali titrations correct answersUse p...

MLS 121 Laboratory Prelim Exam questions with correct answers | updated 2024 5/20/22, 11:48 AM MLS 121 Laboratory Prelim Exam Student Identification 0 of 0 points Kindly complete the data below. MLS 121 Laboratory Prelim Exam Total points 69/100 Good Day! The PRELIM examination is a 100-POINT (95 ITEMS) ONLINE EXAM that will utilize a Google Form. It is composed of Multiple Choice questions that is answerable within TWO HOURS ONLY. The examination shall cover Activities 1 and 2. The ex...

WGU C785 Unit 2 (Latest 2023-2024) Complete Answers 100% Correct 1. Weak bond interaction Between two molecules Answer: Hydrogen bond 2. Consists of hydorgen and nitrogen atoms (-NH3+) Answer: amino group 3. A giant molecule in a living organism formed by the joining of smaller molecules: a protein, carbohydrate, or nucleic acid. Answer: macromolecules 4. a long molecule consisting of many similar or identical building blockslinked by covalent bonds Answer: polymer 5. Amino group ...

MLS 121 Laboratory Prelim Exam questions with correct answers | updated 20245/20/22, 11:48 AM MLS 121 Laboratory Prelim Exam Student Identification 0 of 0 points Kindly complete the data below. MLS 121 Laboratory Prelim Exam Total points 69/100 Good Day! The PRELIM examination is a 100-POINT (95 ITEMS) ONLINE EXAM that will utilize a Google Form. It is composed of Multiple Choice questions that is answerable within TWO HOURS ONLY. The examination shall cover Activities 1 and 2. The exam...

BioChem C785 unit 2 Questions with all the correct answers Hydrogen bond - Answer ️️ -Weak bond interaction Between two molecules amino group - Answer ️️ -Consists of hydorgen and nitrogen atoms (-NH3+) macromolecules - Answer ️️ -A giant molecule in a living organism formed by the joining of smaller molecules: a protein, carbohydrate, or nucleic acid. polymer - Answer ️️ -a long molecule consisting of many similar or identical building blocks linked by covalent bonds Amin...

BioChem C785 unit 2 Questions with all the correct answers Hydrogen bond Correct Answer- Weak bond interaction Between two molecules Amino group Correct Answer- Consists of hydrogen and nitrogen atoms (-NH3+) Macromolecules Correct Answer- A giant molecule in a living organism formed by the joining of smaller molecules: a protein, carbohydrate, or nucleic acid. polymer Correct Answer- a long molecule consisting of many similar or identical building blocks linked by covalent bonds Ami...

How do you know if a substance is ionic or covalently bonded? - correct answer A compound between a metal and non metal will have ionic bonds. A substance between two non metal atoms will be covalent bonds. What is an ion? - correct answer A charged particle How are ions formed? - correct answer By the loss or gain of electrons by atoms What is oxidation and reduction? - correct answer OILRIG: Oxidation Is Loss of electrons Reduction Is Gain of electrons Do metal atoms form positive ...

MLS 121 Laboratory Prelim Exam questions with correct answers | updated 20245/20/22, 11:48 AM MLS 121 Laboratory Prelim Exam Student Identification 0 of 0 points Kindly complete the data below. MLS 121 Laboratory Prelim Exam Total points 69/100 Good Day! The PRELIM examination is a 100-POINT (95 ITEMS) ONLINE EXAM that will utilize a Google Form. It is composed of Multiple Choice questions that is answerable within TWO HOURS ONLY. The examination shall cover Activities 1 and 2. The exam...