Catalytic cracking Study guides, Class notes & Summaries

AQA A Level Chemistry- Organic Chemistry questions and answers 100% guaranteed success. Empirical formula - ANS.The simplest whole number ratio of atoms of each element present in a compound How to find the empirical formula - ANS.Obtain the mass of each element present in grams (Element % = mass in g = m) Determine the number of moles of each type of atom present Divide the number of moles of each element by the smallest number of moles Co...

Define the term 'empirical formula' - ANSWERS A formula that gives the simplist whole number ration of atoms of each element in a compound Define the term 'molecular formula' - ANSWERS A way of representing molecules that shows the actual number of atoms of each element in a molecule Define the term 'General formula' - ANSWERS An algebraic formula that can describe any member of a family of compounds Define the term 'Structural formula' - ANSWERS A way of representing molecules ...

AQA A-Level Chemistry Exam (2024) || All Questions & Answers (Graded A+) AQA A-Level Chemistry Exam (2024) || All Questions & Answers (Graded A+) Topic 1 - ANSWER - Atomic Structure Topic 2 - ANSWER - Amount of Substance State what is meant by the term molecular formula. - ANSWER - the actual no. atoms of each element in a compound Topic 3 - ANSWER - Bonding Explain why CF4 has a bond angle of 109.5°. - ANSWER - -there are 4 bonding pairs and no lone pairs -repel equally and th...

Give an equation for the combustion of heptane (C7H16) in an excess of oxygen - Ans .C7H16 + 11O2 --> 7CO2 + 8H2O Heptane can be obtained from the catalytic cracking of hexadecane (C16H34) at a high temperature. Identify a suitable catalyst for this process.Give one condition other than high temperature.Give an equation for the catalytic cracking of one molecule of hexadecane to produce one molecule of heptane, one molecule of cyclohexane and one other product. - Ans .Zeolite OR alumi...

AQA AS CHEMISTRY 7404/2 Paper 2 Organic and Physical Chemistry Version: 1.0 Final *JUN* IB/M/Jun23/E6 7404/2 For Examiner’s Use Question Mark 1 2 3 4 5 6 7 8 Section B TOTAL Tuesday 23 May 2023 Morning Time allowed: 1 hour 30 minutes Materials For this paper you must have: • the Periodic Table/Data Sheet, provided as an insert (enclosed) • a ruler with millimetre measurements • a scientific calculator, which you are expected to use where appropriate. Instruction...

API 510 Closed Book Practice Exam Questions and Answers 100% Pass API 510 says that widely scattered pitting can be ignored provided that the: - Answer- remaining thickness is not less than 1/2 the minimum required thickness. Rupture disks are commonly used - Answer- to protect a pressure relief valve from corrosive products. When repairs and alterations are being conducted, which individual or organization is responsible - Answer- Repair Organization Which code provides requirements for...

Chem 1020 Final Exam Study Guide Questions| with Complete Solutions Matter. Any solid, liquid, gas, or plasma that occupies space and has a mass. Mixture. A combination of two or more substances that are not chemically combined. Homogeneous. A single-phase combination of solids, liquids, or gases with a uniform distribution of its constituents throughout the substance. Heterogeneous. A single-phase combination of solids, liquids, or gases that are not uniformly distribu...

Automotive service Final Exam Questions and Answers Already Passed How many tests must be passed to become an ASE Master Automobile Technician? 8 What tests must be passed to obtain the ASE Undercar Specialist Certification? Suspension Steering, Brakes, Exhaust Where are the 2 ASE test centers in the Twin Cities Metro area located? Bloomington and woodbury The advanced L1 ASE test measures a technicians knowledge of what vehicle areas? emissions failures and driveability Union automotive tec...

API 510 Closed Book Practice Exam Questions And Correct Answers, 100% Verified API 510 says that widely scattered pitting can be ignored provided that the: remaining thickness is not less than 1/2 the minimum required thickness. Rupture disks are commonly used to protect a pressure relief valve from corrosive products. When repairs and alterations are being conducted, which individual or organization is responsible Repair Organization Which code provides requirements for Hot Tapping? A...

API 510 Closed Book Practice Exam Questions And Correct Answers, 100% Verified API 510 says that widely scattered pitting can be ignored provided that the: remaining thickness is not less than 1/2 the minimum required thickness. Rupture disks are commonly used to protect a pressure relief valve from corrosive products. When repairs and alterations are being conducted, which individual or organization is responsible Repair Organization Which code provides requirements for Hot Tapping? A...