問題一覧
1
What is the definition of energy?
The ability to do work or transfer heat
2
What does Electrostatic Potential Energy refer to in molecules?
Energy related to charges and their separation
3
Why is Electrostatic Potential Energy higher for like molecules closer to each other?
Due two electrical force of repulsion
4
What is the primary goal of GHS labeling?
To harmonize and standardize chemical labeling globally
5
This refers to chemical that have been shown to cause cancer in two or more animal species and are, therefore suspected in humans.
Suspected Human Carcinogen
6
What is the internal energy of a system?
The sum of kinetic and potential energies of all components
7
What does Electrostatic Potential Energy (EPEgrav) calculated?
EPEgrav=mgh
8
A chemicals which affect the reproductive system including mutagens.
Reproductive Toxins
9
it is the likelihood that a material will cause harm under the conditions of use
hazard
10
the flashpoint auto ignition temperature and flammable limits of the material may be found in the
safety data sheets
11
The physical hazard of a chemical include its
flammability and reactivity
12
Results from a single, short exposure. Effects usually appear quickly and are usually reversible.
acute
13
What is Radiant Energy
Solar Energy from the sun
14
What is Potential Energy?
Energy related to an object's position in a force field
15
It defines and classifies the hazards of chemical products and communicate health and safety information on labels and safety data sheets.
GHS
16
What is the study of energy transformation called?
Thermodynamics
17
What is the SI unit of energy
Joules
18
What information is typically found in the GHS signal word section on a label?
Indication of severity
19
It is achieved by undertaking all activities involving chemicals in such a way to ensure the safety of human health and environment.
Chemical Safety
20
Which signal word is used for a more severe hazard in GHS?
Danger
21
is the potential of the material to explode or react violently with air, water or other substances upon contact
reactivity
22
Many chemicals have been evaluated for their ability to cause cancer. The risk of developing cancer from exposure to a chemical increases with the length of exposure and with the exposure concentration.
Carcinogen
23
This involves tissues or organs other than the contact site where toxins have been transported through the bloodstream
systemic injuries
24
How is Kinetic Energy (EK) calculated?
EK = ½mv²
25
Involve the area of the body in contact with the chemical.
Local injuries
26
What are the possible Routes of Entry?
skin and eye contact, inhalation, ingestion, and injection
27
What is Kinetic Energy?
Energy related to an object's motion
28
Chemical safety has many scientific and technical components. Among these are **********, *************, and the process of chemical recess easement which requires a detailed knowledge of exposure and biological effects.
Toxicology
29
Define Thermal Energy
Energy associated with the motion of atoms and molecules.
30
What is GHS?
Global Harmonized System
31
What are the charges involved in Electrostatic Potential Energy?
Q1 and Q2
32
What does the Flame pictogram indicate in GHS
Flammable
33
This maybe lethal to the fertilized egg, embryo or fetus, may be teratogenic, may retard growth, or may cause post-natal functional deficits.
Embryotoxins
34
Results from repeated exposure over a long period of time. Effects are usually delayed and gradual and may be irreversible.
chronic
35
How is the calorie defined?
The amount of energy required to raise the temperature of one gram of water by degree celsius
36
It is the ability of a chemical substance to cause harm
toxicity
37
In GHS, what does a red diamond-shaped pictogram with a black exclamation mark represent?
Irritant
38
the SDS furnishes this information in the
stability and reactivity data section
39
it is the tendency of a chemical to burn.
flammability
40
What does the acronym SDS stand for in the context of GHS?
Safety Data Sheet
41
What does the skull and crossbones pictogram represent in GHS?
Toxic
42
Is temperature a measurement of Thermal Energy?
No
43
What does GHS stand for in the context of chemical labeling
Global Harmonized System
44
Which GHS hazard class does a biohazard symbol represent?
Health Hazards
45
What is the primary source of Radiant Energy for Earth?
Solar energy from the sun
46
This term is used when there is clear evidence of the ability to cause cancer in humans.
Human Carcinogen
47
What is Thermodynamic system?
The part focused on, including the molecules of interest
48
What does Chemical Enegy refer to?
Energy stored within the structural unit of chemical substances
49
What is the proportionality constant in the Electrostatic Potential Energy equation?
8.99×10⁹ Jm/C²