What is hydrophilic polar head?

What is hydrophilic polar head? Both stearic acid (a fatty acid) and phosphatidylcholine (a phospholipid) are composed of chemical groups that form polar “heads” and nonpolar “tails.” The polar heads are hydrophilic, or soluble in water, whereas the nonpolar tails are hydrophobic, or insoluble in water. What is the function of hydrophilic polar head? The […]

How does fruit cake last so long?

How does fruit cake last so long? Most fruitcake recipes include dried nuts, dried fruit, and “candied” fruit or peel (meaning the fruit has been both dried and preserved in sugar). “In practical terms, this makes most fruitcakes extremely shelf stable, so they would be safe to eat for a long time – a really […]

What size discus do high schoolers use?

What size discus do high schoolers use? 1.6 kg What is the high school discus weight? How big is a discus? The modern discus used in men’s competition is circular, about 219 mm (8.6 inches) in diameter and 44 mm (1.75 inches) thick at its centre. It is made of wood or similar material, with […]

What intermolecular force does NH3 have?

What intermolecular force does NH3 have? 2001 D Answer: (a) NH3 exhibits hydrogen bonding (H attached to nitrogen, attracted to N in adjacent molecule) between molecules which creates a larger IMF than CH4 which doesn’t exhibit H-bonding, only weak London dispersion forces). Why does hydrogen bonding occur? Why Hydrogen Bonds Form The reason hydrogen bonding […]

Can a dragon swim?

Can a dragon swim? While they are not known for swimming or usually encounter large bodies of water in their natural habitat, they are known to be surprisingly good at it! They are able to inhale air and float on water along with being able to hold their breathe for a couple of minutes and […]

Whats a good title for a horror story?

Whats a good title for a horror story? Horror #1: The Deathless Death. #2: Finding The Devil. #3: 10 Days Until I Die. ( You can choose any number you like) #4: Nothing Beneath It. #5: Replaced With Lucifer. #6: Tear Me Down. #7: Burn The Page. #8: From The Streets. How do you come […]

Is the Franklin Mint legit?

Is the Franklin Mint legit? As with all of the modern companies which style themselves “mints”, the Franklin Mint is not actually an official mint of any kind. It is a private company currently owned by two Long Island businessmen which manufactures and sells a wide range of collectibles, such as plates, dolls, die cast […]

How did Donna Karan get started?

How did Donna Karan get started? In 1984 Karan used seed money provided by Tomio Taki, chairman of the American branch of a Japanese textile firm and a major partner in Anne Klein, to launch the Donna Karan Co. What is Donna Karan Signature Style? She Simplified Our Wardrobes Donna Karan’s signature bodysuits and Seven […]

Can the Golden Gate Bridge withstand a tsunami?

Can the Golden Gate Bridge withstand a tsunami? “And that’s impossible. It’s impossible to have any tsunami reaching the bridge that probably is even more that 50 feet.” And even if we did, the biggest earthquake-caused tsunami on record was 200 feet tall; according to Astaneh, that’s not high enough to topple the Golden Gate […]

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