Butane Study guides, Class notes & Summaries

Propane has many advantages as a fuel source, including: Answer - A. It burns slowly because of its low pump-octane B. It is stationary and non-portable C. It is a clean-burning, non-toxic fuel D. It leaves a high-residue as it burns If a service technician is asked to perform a task that he or she is not fully trained or qualified for, the best action is to: Answer - A. Say nothing, gather up his or her tools and supplies, and quietly leave the site B. Attempt to perform the task to th...

NATE Gas Heating Exam Verified Questions and answers 2023 Latest Update Since 1992, the United States Department of Energy has required that all furnaces sold and installed from that date on must have an AFUE of no less than: A: 70% B: 75% C: 78% D: 80% - correct answer C: 78% Many pre-1992 furnaces have efficiencies around . A: 10% B: 40% C: 60% D: 80% - correct answer C: 60% Today, furnaces with AFUE ratings greater than are available. A: 85% B: 90% C: 100% D: 110% - correct ...

CHEM 219 Module 2 Problem Set Principles of Organic Chemistry with Lab Gallaher Portage Learning. Score for this quiz: 10 out of 10 Submitted Jul 31 at 5:44pm This attempt took 110 minutes. Question 1 Not yet graded / 0 pts Your Answer: Define hydrocarbon. A hydrocarbon is a fully saturated chain of carbons and hydrogens Answer: Molecules composed only of the elements carbon and hydrogen. Question 2 Not yet graded / 0 pts Your Answer: What are the two major classes of hydrocarbon co...

CETP Pre-Certification Review QUESTIONS And Answers WITH VERIFIED SOLUTIONS GRADED A+ Propane has many advantages as a fuel source, including: - ANSWERA. It burns slowly because of its low pump-octane B. It is stationary and non-portable C. It is a clean-burning, non-toxic fuel D. It leaves a high-residue as it burns If a service technician is asked to perform a task that he or she is not fully trained or qualified for, the best action is to: - ANSWERA. Say nothing, gather up his or her...

HVAC Gas Heat Certification Exam (Latest 2024/ 2025 Update) 100% Correct Questions and Verified Answers| Grade A Q: What is the volume of flue gas produced from a 60,000 BTU/h Category I fan assisted Natural Gas furnace operating with 50% excess air? Answer: 600 cu ft. Q: The purpose of a flue baffle is to Answer: Increase heat exchange Q: The LP gas pressure supplied to the appliance gas valve should be Answer: 11 - 13 in. W.C. Q: An installed gas furna...

Tamu Chem 238 Final Exam Questions and Answers 100% Solved | Already Passed 1. Reaction of ethyl magnesium bromide with water will generate? a. ethanol b. ethane c. butane d. ethyl magnesium hydroxide e. a peroxide - b 2. Under conditions of thermodynamic control, product distribution is governed by: a. the relative stabilities of the products b. the relative energies of the transition states leading to the products c. the rate at which each product is formed d. a and b e. b and c -...

Sprinkler system must NOT be shut off or impaired while hot work is performed Place damp cloth guards on individual sprinkler heads The person conducting the fire watch ______ have other duties CANNOT A portable fire extinguisher with a rating of _________ is required and should be within ____ feet travel distance hot work area 2-A:20-B:C///30 For ROOFING OPERATIONS, a portable fire extinguisher with a minimum rating of ______ is required 3-A:40-B:C Fire watch on ...

Tamu Chem 238 Final Exam Questions and Answers 100% Solved | Already Passed 1. Reaction of ethyl magnesium bromide with water will generate? a. ethanol b. ethane c. butane d. ethyl magnesium hydroxide e. a peroxide - b 2. Under conditions of thermodynamic control, product distribution is governed by: a. the relative stabilities of the products b. the relative energies of the transition states leading to the products c. the rate at which each product is formed d. a and b e. b and c -...

Propane has many advantages as a fuel source, including: - A. It burns slowly because of its low pump-octane B. It is stationary and non-portable C. It is a clean-burning, non-toxic fuel D. It leaves a high-residue as it burns If a service technician is asked to perform a task that he or she is not fully trained or qualified for, the best action is to: - A. Say nothing, gather up his or her tools and supplies, and quietly leave the site B. Attempt to perform the task to the best of his o...

Fire & Smoke Latest Update Graded A+ Chemistry of fire Heat- remove by cooling Fuel- remove by starving the fire Oxygen- remove by smothering Classes of fire A- flammable solids- wood/paper/fabric B- flammable liquids- fuel/alcohol C- flammable gases-butane gas (lighters) D- combustible metals- magnesium E- live electrical equipment- oven/water boilers/flight deck F- flammable fats- cooking oils What is a flashover A sudden transfer of heat from local to widespread Occurs when g...