_________ was a co-founder of the worldwide green chemistry movement and the first director of the Green Chemistry Institute, now part of ACS? a) Joseph Breen b) Albert Einstein c) John Warner d) Paul Anastas
This ‘green’ chemical is used in household cleaners to remove stains and is also a favorite dressing on salads!? a) Vinegar (acetic acid) b) Citric acid c) Hydrochloric acid (HCl) d) Water
An example of green chemistry is? a) Recycled carpet b) A product made on Earth Day c) A sublimation reaction d) Bio-plastics
Biodiesel is an example of which of the 12 Principles of Green Chemistry? a) #1 – Waste prevention b) #7 – Use of renewable feedstocks c) #9 – Use of catalysis d) #5 – Safer solvents
Green chemistry can reduce all but which of the following? a) Cost b) Risk & Hazard c) Awareness d) Waste
A ‘green’ soy adhesive was developed based on the adhesion protein secreted by mussels sticking on rocks? a) True b) False
An example of chemical toxics prevention is? a) Removing water from industrial reactions b) Eliminating the formation of chlorinated organics in paper c) Utilizing ammonia instead of vinegar d) Monitoring BPA (Bisphenol A) in plastic bottles
Green chemistry synthesis could also involve which of the following? a) High temperature b) Dichloromethane c) Fossil fuels d) Microwave
Bio-catalysis has become very useful in green chemistry manufacturing? a) True b) False
TRI is used by the EPA to track pollution prevention. TRI stands for? a) Total Reporting Inventory b) Total Release Impact c) Toxic Release Inventory d) Toxic Release Impact
Which of the following is the essential element for batteries used in electric cars? [A] Magnesium [B] Lithium [C] Sodium [D] Bromine
Which of the following is not a correct statement about Bitumen? [A] It’s a mixture of highly condensed polycyclic aromatic compounds [B] Its is soluble in Carbon Disulphide [C] SARA analysis is used to determine bitumen chemistry [D] All of above are correct statements
The term “white coal” sometimes referred to which of the following? [A] Geothermal Electricity [B] Wind Energy [C] Hydroelectricity [D] Biomass Energy
Which among the following is responsible for depletion of Ozone? [A] Carbon monoxide [B] Carbon dioxide [C] Chlorofluoro carbon [D] Mercuric oxide
Which among the following is popularly called Hypo? [A] Silver Bromide [B] Silver nitrate [C] Sodium thiosulphate [D] Sodium phosphate
Which among the following scientists had discovered Radium? [A] Marie and Pierre Curie [B] Andre-Louis Debierne [C] Kasimir Fajans [D] Oswald Helmuth Gohring
Which among the following is the objective of the Methyl tert-butyl ether (MTBE) mixing with Petroleum? [A] Raise Octane Number [B] Antioxidant Stabilizer [C] Lead Scavanger [D] Fuel Dye
Which among the following are constituents of Brass? [A] Zinc and Copper [B] Iron and Zinc [C] Copper and Nickel [D] Iron and Copper
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Evaluate :
∫2xcos(x2 – 5).dx
If the sum of 14 terms of an A. P is 1050 its first term is 10 find 20th term ?
Diagonals of a quadrilateral 30 cm long and the perpendicular drawn from the opposite vertices are 5.6 and 7.4 cm find the area of the quadrilateral.with steps ?
Find the sum of the integers between 10 and 30 including 10 and 30 which are not divisible by 3.
A cyclic quadrilateral pqrs are where PS equals to PQ and angle SPQ is 70 degree find angle psq