set b Flashcards
Arrange the steps in formation of the elements in the correct order.
I. formation of oxygen-16
II. helium burning
III. hydrogen burning
IV. reaction of beryllium-8 with helium-4
V. successive fusions up to calcium-40
III - II - IV - I - V
“Polyester” is produced by a(an) _____ reaction between terephthalic acid and _____.
- condensation; ethylene glycol
- addition; ethylene diamine
- condensation; ethylene
- addition; ethylene
- disproportionation; ethylene glycol
condensation; ethylene glycol
A pleated sheet arrangement of proteins
- is found in silk fibers
- is found in muscle fibers
- contains interchain hydrogen bonds
- results when hydrogen bonds occur between protein chains
- all of the choices
all of the choices
The aid catalyzed addition of water to 1-butene will form what compound?
- 1-butanol
- 2-butanol
- isopropyl alcohol
- propanol
2-butanol
What carbonyl compound produce a secondary alcohol with lithium aluminum hydride?
- Aldehyde
- Ketone
- Ester
- Carboxylic acid
Ketone
Which of the following alcohols will undergo bimolecular nucleophilic substitution?
- 2-methyl-12-propanol
- 1-propanol
- 2-propanol
- all of the choices
1-propanol
When ethyl bromide is treated with sodium in dry ether, the product is
- Propane
- Butane
- Methylpropane
- Ethane
Butane
What is RA 6969?
Hazardous Waste Control Act
What is RA 8749?
Clean Air Act
What is RA 9003?
Solid Waste Management Act
What is RA 9275?
Clean Water Act
What is RA 9297?
Chemical Engineering Law
Most of the atmospheric air pollutants are present in the:
- Stratosphere
- Ionosphere
- Troposphere
- Thermosphere
Troposphere
All are heavy metals except:
- Cadmium
- Mercury
- Lead
- Nickel
Nickel
What is the use of Al2(SO4)3 (aluminium sulfate) in water treatment?
- Deodorizer
- Disinfectant
- Coagulant
- Flocculant
Coagulant
Permanent hardness of water is due to the presence of calcium and magnesium…
- Nitrates
- Cyanates
- Sulfates and Chlorides
- Carbonates and Bicarbonates
Sulfates and Chlorides
What element is used to set standards for color?
- Cobalt
- Platinum
- Titanium
- Nickel
Platinum
A type of plume produced during inversion that helps keeps the pollution high above the ground thereby reducing exposure to people living downwind.
- Lofting
- Fumigation
- Coning
- Fanning
Lofting
The following are illness caused by exposure to particulate matters except:
- Asbestosis
- Asthma
- Itay-itay
- White lunch
Itay-itay
An international treaty designed to limit the movement of hazardous wastes between countries and prevents developed countries from transferring their hazardous wastes to developing countries
- Montreal Protocol
- Kyoto Protocol
- Minamata Convention
- Basel Convention
Basel Convention
The DENR Administrative Order for Water Quality Guidelines nd General Effluent Standards is also known as:
- DAO 2016-08
- DAO 34
- DAO 35
- DAO 1990-35
DAO 2016-08
A major part of an incinerator that controls the temperature and absorbs heat to provide hot water for steam and to avoid incomplete combustion.
- Heat Exchanger
- Boiler
- Water wall
- Steam Reformer
Water wall
Due to its effectivity in preventing leakage of leachate, sanitary landfills are lined with:
- Gravel
- Activated carbon
- Fertilizers
- Clay
Clay
The following are pollutants produced from incineration except:
- Dioxins and Furans
- Mercury
- Particulate Matters
- Lead
Lead
Upon the implementation of RA 8749, the use of _____ was prohibited
- Sanitary Landfills
- Open Dump Sites
- Material Recovery Facilities
- Landfills
Open Dump Sites
It is the process in which glass is poured in a nuclear waste to prevent soil and groundwater contamination.
- Vitrification
- Annelaing
- Carbonization
- Nucleation
Vitrtification
