Neutralisation Study guides, Revision notes & Summaries

2 © OCR 2023 Section A You should spend a maximum of 20 minutes on this section. Write your answer to each question in the box provided. 1 What is the part of the atom labelled X called? X A Core B Ion C Nucleus D Shell Your answer [1] 2 The table shows the properties of four different substances. Which substance is a metal? Substance Appearance at room temperature Melting point and boiling point Conducts heat? A green gas low no B colourless solid high no C shiny red-ora...

Oxidation - Answer Loss of electrons Reduction - Answer Gain of electrons Displacement reaction - Answer When a more reactive element takes the place of a less reactive element in a compound Redox reaction - Answer A reaction where both oxidation and reduction occur Acid - Answer Substance that produces hydrogen ions (H⁺) in water Alkali - Answer Substance that produces hydroxide ions (OH⁻) in water Strong acid - Answer An acid which is fully ionised (split in...

Surgery Review Final Latest Verified Review 2023 Practice Questions and Answers for Exam Preparation, 100% Correct with Explanations, Highly Recommended, Download to Score A+ -Surgery 2 review Terms : 1- Splenomegaly: is a common feature of many disease processes. Few of the conditions causing splenomegaly will require splenectomy as part of their treatment. 2- Hypersplenism: is an indefinite clinical syndrome that is characterised by splenic enlargement, anaemia, leucopenia or thrombocy...

Thermodynamics question and answers 2023/24 update Question 1. Hesss law is an application of (a) 1st law of Thermodynamics (b) 2nd law of Thermodynamics (c) Entropy change (d) ∆H = ∆U + P∆V. Question 2. 5 mole of an ideal gas expand isothermally and irreversibly from a pressure of 10 atm to 1 atm against a constant external pressure of 1 atm. Wirr at 300 K is: (a) -15.921 kJ (b) -11.224 kJ (c) -110.83 kJ (d) None of these Question 3. At absolute zero the entropy of a perf...

What is acidic on the pH scale? 0-6 What is neutral on the pH scale? 7 What is alkali on the pH scale 8-14 An indicator is? A chemical that gives a colour change in acid, alkaline and neutral solutions Red litmus changes in? Alkali Blue litmus changes in? Acid Universal indicator changes in? Everything Methyl orange changes in? Acid and alkali Screened methyl orange changes in? Acid Phenolphalein changes in? Alkali Neutralisation is? When an acid reacts with an alkali to pro...

Thermodynamics question and answers 2023/24 update Question 1. Hesss law is an application of (a) 1st law of Thermodynamics (b) 2nd law of Thermodynamics (c) Entropy change (d) ∆H = ∆U + P∆V. Question 2. 5 mole of an ideal gas expand isothermally and irreversibly from a pressure of 10 atm to 1 atm against a constant external pressure of 1 atm. Wirr at 300 K is: (a) -15.921 kJ (b) -11.224 kJ (c) -110.83 kJ (d) None of these Question 3. At absolute zero the entropy of a perf...

GCSE COMBINED SCIENCE: SYNERGY 8465/3F Foundation Tier Paper 3 Physical Sciences Version: 1.0 Final G/LM/Jun23/E6 8465/3F (JUN2384653F01) GCSE COMBINED SCIENCE: SYNERGY Foundation Tier Paper 3 Physical Sciences Friday 9 June 2023 Afternoon Time allowed: 1 hour 45 minutes Materials For this paper you must have: l a ruler l a protractor l a scientific calculator l the periodic table (enclosed) l the Physics Equations Sheet (enclosed). Instructions l Use black ink or black ball-po...

Edexcel A level Chemistry Questions With 100% Complete Solutions Ionisation energy trend in Group 2 - ANSWERS As you go down the group first ionisation energy decreases because: - Although nuclear charge is increasing - The electrons have an extra quantum shell of shielding making them easier to remove - They exist in a higher energy orbital (and/ or a further distance from the nucleus) Reactivity trend in group 2 - ANSWERS Group 2 elements become more reactive going down a gr...

266 HESI LOTS OF QUESTIONS & ANSWERS, 100% ACCURATE, GRADED A+/ - D Enjoys fat-free yogurt as an occasional snack food. Question 1 of 55 The nurse is evaluating a client's understanding about the DASH (Dietary Approaches to Stop Hypertension) eating plan. Which behavior indicates that the client is adhering to the eating plan? - A Uses only lactose-free dairy products. - B Carefully cleans and peels all fresh fruit and vegetables. - C No longer incudes grains in daily diet. - D Enjoys...

CMY3702 ALL, CORRECTLY PHRASED QUESTIONS AND ANSWERS with the RIGHT ANSWER A+ GRADED 100% With regard to Sutherland's approach to white-collar crime identify the missing words In the following excerpt "Sutherland questioned those theories that focused exclusively on criminal actIv1tIes among the socioeconomIc classes while ignoring offences committed by the more classes " - THE CORRECT WORD-lower, privileged Identify the missing word 1n the following definition of conservation crime "any ...