Description : Ion exchange resins are made of (A) Lucite (B) Sulphonated Bakelite (C) Polystyrene (D) Teflon
Last Answer : (B) Sulphonated Bakelite
Description : The ease of adsorption of the hydrated alkali metal ions on ion-exchange resins follows the order:
Last Answer : The ease of adsorption of the hydrated alkali metal ions on ion-exchange resins follows the order: A. `K^(+)lt Na + ... (+)lt K^(+)lt Na^(+)lt Li^(+)`
Description : An adsorbant a). Activated carbon b). lignin byproducts c). ion exchange resins d). All
Last Answer : d). All
Description : The metal used for making the nib of a fountain pen?
Last Answer : Osmium
Description : Polystyrene is a light, transparent, thermoplastic material used for making (A) Toys and combs (B) Packaging bags (C) Non-sticking utensils (D) Electrical insulation
Last Answer : (A) Toys and combs
Description : Which of the following alloy steels is the most suitable for making gun barrels and projectiles? (A) Tungsten steel (B) Molybdenum steel (C) Nickel-chrome steel (D) Cobalt steel
Last Answer : (C) Nickel-chrome steel
Description : What is the best ink-refilling method for the Parker Duofold fountain pen?
Last Answer : My dad used fountain pens for 40 years, He used both bottles and cartridges. The cartridges are less messy and refills fit better in your pocket than the bottles.
Description : Who invented the fountain pen ?
Last Answer : Patricia Poneru discovers the fountain pen.
Last Answer : Waterman discovers fountain pen
Description : Or is it just a pen?
Last Answer : I have one commemorative fountain pen, and because I sometimes write a "handwritten" letter to certain people, I use this pen for these occasions. It's my little holiday and I'm glad for the recipients too.
Description : A fountain pen works on the principle of (1) Flow of liquids from higher to lower potential (2) Capillary action (3) Bernoulli's principle (4) Viscosity of liquids
Last Answer : (2) Capillary action Explanation: A fountain pen is a nib pen that, unlike its predecessor the dip pen, contains an internal reservoir of water-based liquid ink. The pen draws ink from the ... to flow in narrow spaces without the assistance of, and in opposition to external forces like gravity.
Description : A fountain pen works on the principle of–
Last Answer : Capilarism
Description : A fountain pen works on the principle of (1) flow of liquids from higher to lower potential (2) capillary action (3) Bernoulli’s principle (4) Viscosity of liquids
Last Answer : capillary action
Description : Which country first used the fountain pen
Last Answer : Egypt
Description : Cation exchange resins (0.3 to 1 mm size) used in water treatment is prepared from __________ resins. (A) Epoxy (B) Phenol formaldehyde (C) Urea formaldehyde (D) Melamine formaldehyde
Last Answer : (C) Urea formaldehyde
Description : Cation exchange resins used in water treatment is made from __________ resin. (A) Urea formaldehyde (B) Epoxy (C) Amino (D) Phenolic
Last Answer : (A) Urea formaldehyde
Description : A polymer is use for making combs, name the polymer.
Last Answer : Ans : Baklite
Description : Write the polymer of phenol and formaldehyde that is used for making combs.
Last Answer : Ans: Bakelite, (a) Phenol (b) Formaldehyde
Description : Thermoplastic resins usually (A) Remain hard as long as they are hot (B) Cannot be reclaimed from waste (C) Permanent setting resins (D) Less brittle than thermosetting resins
Last Answer : (D) Less brittle than thermosetting resins
Description : Size reduction of __________ is accomplished in steam heated rollers and roll crushers. (A) Resins (B) Gums (C) Hard rubber (D) Waxes
Last Answer : (C) Hard rubber
Description : Plexiglass (also called Lucite) because of its high optical transparency is used for making lenses. It is chemically (A) Polymethyl methacrylate (PMMA) (B) Polytetrafluroethylene (PTFE) (C) Polycarbonates (D) Phenolic resins
Last Answer : (A) Polymethyl methacrylate (PMMA)
Description : `RH_(2)` ( ion exchange resin) can replace `Ca^(2+)`d in hard water as. `RH_(2)+Ca^(2+)rarrRCa+2H^(+)` `1 "litre"` of hard water passing through `RH_(
Last Answer : `RH_(2)` ( ion exchange resin) can replace `Ca^(2+)`d in hard water as. `RH_(2)+Ca^(2+)rarrRCa+2H^(+)` `1 ... Ca^(2+)` is: A. 50 B. 100 C. 125 D. 200
Description : How can you tell formica from real wood?
Last Answer : If you have a good ear try tapping it gently with a metal item, like a screwdriver. Wood and formica sound different.
Description : What to do with spare formica samples?
Last Answer : a mobile for baby’s room?
Description : Formica Laminate ?
Last Answer : form_title= Formica Laminate form_header= Create a beautiful floor with formica laminate. What is the square footage of the space?*= _ [50] Do you need to remove old flooring?*= () Yes () No Will you install the laminate yourself?*= () Yes () No
Description : The Latin word formica means ant. The name formic acid is derived from this Latin word because?
Last Answer : this acid was first obtained by the distillation of ants
Description : How to Cut Formica
Last Answer : How to Cut Formica Formica is a popular material found in numerous kitchens. To install it, though, people need to know how to cut it properly. This can be done in two ways, when the formica is ... surfaces. Just follow these steps to cut it properly, and soon you can install it all by yourself.
Description : How to Paint Formica
Last Answer : How to Paint Formica When your formica countertops started to look worn out and scratched, you want to improve their look, but you don't want to spend a lot of money. Instead of having them ... steps and materials, you can brighten up your kitchen surfaces without having to spend a lot of cash!
Description : Consider the following statements: 1. Carbonate hardness is due to bicarbonates. 2. Non-carbonate hardness is due to sulphates and chlorides of Ca and Mg. 3. Both the hardnesses can be removed by lime-soda method. 4. Both the hardnesses can be ... (b) 1, 2 & 4 only (c) 2, 3 & 4 only (d) 1, 2, 3 & 4
Last Answer : (a) 1, 2 & 3 only
Description : Where can I find vintage mens goody combs?
Last Answer : here is a large list. I did look through some of the links. There are too many to list for specifics.
Description : Do rabbits use combs? -Riddles
Last Answer : No, they use hare brushes.
Description : Is Sean Puffy Combs bisexual?
Last Answer : no
Description : Are switchblade combs illegal?
Last Answer : What is the answer ?
Description : The name of plastic polymer from which combs, toys, bowls etc., can be made, is (1) Polyurethane (2) Polystyrene (3) Metallic polysulphides (4) Teflon
Last Answer : (2) Polystyrene Explanation: Polystyrene is an synthetic aromatic polymer made from the monomer styrene, a liquid petrochemical. It is one of the most widely used plastics. Uses include protective ... containers (such as "clamshells"), lids, bottles, trays, tumblers, and disposable cutlery.
Last Answer : Polystyrene
Description : Port barrels?
Last Answer : What, exactly, do you want to do with it? Do you want a barrel of Port wine? Or, do you want a barrel that housed Port wine? The latter is way cheaper : >
Description : Do I really have to refrigerate my Kosher dill pickles? Didn't the old-time street vendors have barrels unrefrigerated?
Last Answer : If your pickles were cured with brine (coarse salt, dill, pickling spices, etc) you need to refrigerate to stop the fermentation process, or they will get overdone and spoil. That's why you will find ... in my 55 years in Los Angeles, but my grandmother and mother made the best I've ever eaten.
Description : How will the world replace the 29 billion barrels of oil we use each year?
Last Answer : Sooner or later we will have to turn to alternative fuel sources. It is a truth we have to face.
Description : best way to plant citrus in large wine barrels
Last Answer : Need Answer
Description : Two wine merchants arrive at the gates of Paris. One has 64 and the other 20 barrels of wine. Since they have not enough money to pay the custom duties, the first pays 40 francs and 5 barrels of ... 40 francs in change.What is the value of each barrel of wine and what is the duty payable? -Riddles
Last Answer : The value of a barrel is 120 francs and the duty is 10 francs a barrel.
Description : Such a wine shop has opened for us and they have wine poured into bottles from barrels. Do you think it will be better than the bottle one? Something like bottled beer and draft?
Last Answer : In general - on the contrary ... Wine is transported to those "barrels" (usually plastic tanks) somewhere and somewhere ... It doesn't matter with table wines, but if you want to buy ´ with certainty´ good wine, buy maturing in bottles.
Description : How much gallons in 90 barrels?
Last Answer : Need answer
Description : Rain Barrels?
Last Answer : form_title= Rain Barrels form_header= Keep the water from piling up with rain barrels. Do you currently use rain barrels?*= () Yes () No How many barrels do you need?*= {1, 2, 3, 4, 5, More than 5} What color do you want the barrels?*= _ [50] What size do you want the barrels?*= _ [50]
Description : how many barrels is the annual production of oil in Pakistan? A. 20.6 million B. 30 million C. 32 million D. 35.2 million
Last Answer : ANSWER: A
Description : Is the Coleman Roadtrip portable grill safe to put on wooden table tops?
Last Answer : According to the official Coleman website, the grill can be used on a stand or on a tabletop. They do not specify types of tabletops, but it woud be unusual for wood tables to be excluded.
Description : Four square table-tops of the same dimensions are shown below. Only the designs of their supports are different from each other. If a person stands upright on the red mark on each of the table, which of the tables will topple?
Last Answer : B C D
Description : Ion exchange process is similar to (A) Absorption (B) Adsorption (C) Extraction (D) Leaching
Last Answer : (B) Adsorption
Description : Deaeration (removal of O2 ) of water is done by (A) Rectification (B) Absorption (C) Ion-exchange (D) Adsorption
Last Answer : (C) Ion-exchange