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 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?
Whats a good title for a horror story?
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 […]
What did Booker T Washington do to help former African American slaves?
What did Booker T Washington do to help former African American slaves? With his own contributions to the Black community, Washington was a supporter of racial uplift, but secretly he also supported court challenges to segregation and to restrictions on voter registration. Washington had the ear of the powerful in the America of his day, […]
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 […]