Cih sample questions - Study guides, Class notes & Summaries

CIH Sample Questions and Answers 2023 A mixture contains: 50 mL benzene (m.w.=78) v.p. = 75 mm, Hg sp. gr. = 0.879. 25 mL carbon tetrachloride (m.w. = 154), v.p. = 91 mm, Hg sp. gr. = 1.595 25 mL trichloroethylene (m.w. = 131.5), v.p. = 58 mm, Hg sp. gr. = 1.455. Assuming Raoult's Law is obeyed, what will be the concentration of benzene in air at 760 mm Hg saturated with vapor of the above mixture? 5.1% What is the ACGIH Threshold Limit Value for fluoride primarily intended to guar...

CIH Sample Questions and answers 2023 verified to passA mixture contains: 50 mL benzene (m.w.=78) v.p. = 75 mm, Hg sp. gr. = 0.879. 25 mL carbon tetrachloride (m.w. = 154), v.p. = 91 mm, Hg sp. gr. = 1.595 25 mL trichloroethylene (m.w. = 131.5), v.p. = 58 mm, Hg sp. gr. = 1.455. Assuming Raoult's Law is obeyed, what will be the concentration of benzene in air at 760 mm Hg saturated with vapor of the above mixture? - correct answer5.1% What is the ACGIH Threshold Limit Value for fluoride...

CIH Sample Questions and answers correctly solved 2023

CIH Review Questions and Answers Latest updated 2023 Log A^B = B Log A Log A = X → 10× = A Log (AB) = Log A + Log B Log (A/B) = Log A - Log B Define PCM Phase Contrast Microscopy used for asbestos samples in air Define PLM Polarized Light Microscopy Used for bulk asbestos analysis Define SEM Scanning Electron Microscopy Can be used for asbestos analysis Used infrequently Define TEM Transmission Electron Microscopy Used for finding...

CIH Health Risk Analysis/Work Environments Questions and Answers 100% correct 2023 Risk A measure of the probability and severity of a negative vent. Two aspects include probability or likelihood and severity of consequence. Philosophical Question Is risk a measurable characteristic of the world or does it only exist in the mind? Probability and Populations Probability of a disease occurring is measurable for populations. Very difficult, if not impossible, to measure probabilit...

Asbestos Building Inspector Initial Questions and Answers Scored A+ AHERA The Asbestos Hazard Emergency Response Act. 40 CFR Part 763, Subpart E. Started 1986 and requires that all schools, grades K-12 (non-profit), be inspected for the presence of ACBM (asbestos-containing building material). ACBM Asbestos Containing Building Material ASHARA The Asbestos School Hazard Abatement Reauthorization Act. Started 1990, effective Nov. 1992, requires that an accredited Building Inspect...

CIH Community Exposure Questions and Answers latest updated 2023 Atmospheric Conditions Nitrogen, 78%; Oxygen, 20.9%; Argon, .93% Greenhouse Gases Water vapor, carbon dioxide, methane Air Pollution The presence of solids, liquids, or gases in outdoor air in amount that are injurious or detrimental to man, animals, plants, or property, or unreasonably interfere with the comfortable enjoyment of life and property. Pollution Sources Natural, which include volcanoes, forest...

Asbestos Questions and Answers Graded A How is the word "asbestos" used in the industry? Asbestos is generic term used for any of the 6 types of naturally occurring mineral fibers. What elements are found in asbestos? All asbestos minerals fibers contain silicate with varying proportions of mangnesium, iron, calcium, aluminum, sodium and other trace elements. What general popertites does asbestos have that made them better than other products? Asbestos was strong, durable, and non-combustabl...

Lead Inspector - ANSWER-A certified individual who conducts a surface-by-surface investigation to determine the presence of lead-based paint. Lead Risk Assessor Job Description - ANSWER-Determining the existence, nature, severity, and location of lead-based paint hazards in an entire residential dwelling or child-occupied facility, and provides a written report explaining the results of the investigation and options for reducing lead-based paint hazards to the person requesting the lead in...