Combustion reaction - Study guides, Class notes & Summaries

Combustible Liquid - Correct answer-A liquid with a flash point ABOVE 100F 12.5 - Correct answer-If the current flowing out from an electrical panel is 12.5 amps, and it then flows through an electrical load of 1500 watts, what is the amperage of the remaining current flow of the return circuit? 1000 - Correct answer-If a hair dryer draws 8.3amps (in a home with 120-volt service), what is the wattage? *Power (P) = current (I) x voltage (V) Watts = amps x volts 1987 - Correct answer-The y...

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...

Fire Investigator - Master For TCFP Test Questions and Answers (Test Bank) Complete Solution 100% Verified Is NFPA 921 a guide or a standard? It is the Guide for Fire and Explosion Investigations What are the six steps of the scientific method? Recognize the need Define the problem Collect the data Analyze the data Develop a hypothesis Test the hypothesis What step of the scientific method is inductive reasoning? Analyze the data What step of the scientific method is deductive reason...

A heat source capable of maintaining at least __________ should serve every habitable space in houses in almost all regions. - 68F Burning natural gas creates _______________. - Water vapor and carbon dioxide Burning natural gas with Oxygen yields CO2, water vapor and _______. - Heat As hot gases cool, they release a lot of heat energy as the change their state from __________. - Gas to a liquid If combustion air is inadequately supplied to a gas furnace, ___________ will be produced. - C...

Chapter 3: Chemical Reactions 1. Which of the following cannot be determined from a balanced chemical equation? a. b. c. d. e. ANSWER: POINTS: TOPICS: OTHER: The number of molecules of reactants and products. The number of atoms of each element reacting. The number of moles of reactants and products. The relative mass of each reactant and product. Whether the reaction will proceed as written. e 1 3.1 Chemical Equations Comprehension 2. In the reaction given below, if 12 moles of aluminu...

IFSTA 7th Edition Chapter 4: Fire Dynamics Questions and Verified AnswersIFSTA 7th Edition Chapter 4: Fire Dynamics Questions and Verified Answers True or False: Oxidizers affect a fire because they are combustible - ANSWER-False. Oxidizers are not combustible but will support or enhance combustion Physical science is the study of what two things? - ANSWER-Matter and energy Oxidation - ANSWER-A chemical reaction involving the combination of an oxidizer, such as oxygen in the air, with o...

Which load and carry works best when advancing hoseline up and down a stairway? - Answer-Minute man Which of the following will cause the upper layer of hot smoke and fire gases to contract toward the ceiling? - Answer-Steam formed in the upper layer of hot fire gases A short fold or reverse bend made in hose during the loading process is called a: - Answer-Dutchman How should a single firefighter heel the ladder when performing a one-firefighter extension ladder raise? - Answer-Against th...

Practicals Chemistry AQA A-level Rated A+ Required Practical 1 - titration and making a standard solution Making a standard solution 1. weigh the required mass of solid using a sample bottle on a 2 dp balance. 2. transfer the solid into a beaker using distilled water to wash it out- preventing any solid remaining in the sample bottle. 3. reweigh the sample bottle and work out the difference. 4. Add 100cm3 of distilled water to the beaker to dissolve the solid (small volume of water) using a...

NFPA 1033 EXAM 2023 QUESTIONS AND ANSWERS. Fire Science - ANSWER the body of knowledge concerning the study of fire and related subjects (such as combustion, flame, products of combustion, heat release, heat transfer, fire and explosion chemistry, fire and explosion dynamics, thermodynamics, kinetics, fluid dynamics, fire safety) and their interaction with people, structures, and the environment. Fire Chemistry - ANSWER The study of chemical processes that occur in fires, including chang...