Chemisty Flashcards
__________ is the physical change from solid to gas
Sublimination
True or false. A substance with a vapor pressure of 700 is considered volatile
True
Increasing pressure will _________ a liquid boiling temperature
Increase
Which state of matter has mass with a definite shape and volume
Solid
If lithium loses one electron, it has a charge of ____________?
+1
A cation as a __________ charge, whereas in anion has a _______ charge
Positive, Negitive
True or false. Carbon monoxide is considered a simple asphyxiant because it displaces oxygen?
False
Ammonia has a vapor density of .59, so it will __________ in room air temperature?
Rise
2% gas is equal to __________ ppm
20,000
Flammable range Is based on __________?
UEL/LEL
Vapor pressure increases with?
Tempurature
___________ is the minimum temperature to which a liquid gives off a mixture near the surface of the liquid.
Lower explosive limit
The minimum number of resources required to complete research is?
3
Which of the following is used by fire motors, law-enforcement other emergency service personnel When first arriving at the scene of a transportation dangerous goods/hazardous materials?
Emergency response guidebook
The notation “Ca” listed next to the IDLH value of a chemical denotes;
The chemicals known as carcinogen agent
The product that is highlighted in the ERG means that:
Will be listed in the green section & has an inhalation hazard associated with it
The __________ provides the following information: chemical names, synonyms, trade names, CAS, RTECS, and DOT id and guide numbers
Niosh pocket Guide?
The molecular weight of a product assumes air to have a value of ________. (Pg.126)
29
___________ describes how well a material will dissolve in a liquid. (Pg. 138)
Solubility
Materials with a vapor pressure over __________ will be gases under normal condition. (Pg. 129)
760mm/Hg
IDLH is the maximum concentration from which an unprotected person can expect to escape in _________ period of time without suffering irreversible health effects.
Pg. 211
30 minutes
The ________ is the maximum concentration to which the majority of healthy adults can be exposed over 40 hours week without suffering adverse effects?
Pg 211
Recommended exposure limit REL
TWA
If a material has a vapor density less then ________, it is determined to be lighter than air and the material will rise.
Pg 125
1
The ________ is the percentage of the gas or vapor attrition in the air that will burn or explode if ignited.
Pg 129
Flammable range