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 […]
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 […]
What is inside a beehive?
What is inside a beehive? Hive is used to describe an artificial/man-made structure to house a honey bee nest. The nest’s internal structure is a densely packed group of hexagonal prismatic cells made of beeswax, called a honeycomb. The bees use the cells to store food (honey and pollen) and to house the brood (eggs, […]
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 […]
What week of pregnancy does baby grow the most?
What week of pregnancy does baby grow the most? Week 31: Baby’s rapid weight gain begins Thirty-one weeks into your pregnancy, or 29 weeks after conception, your baby has finished most of his or her major development. What is the most critical period of fetal development? In general, major defects of the body and internal […]
What is dental carving wax?
What is dental carving wax? Carving wax is a smooth, non-brittle wax designed for carving. The packet contains 40 blocks. It is available in white , ivory , blue , yellow and red. There are no air bubbles in the cubes. What is tooth carving? Tooth carving is an important practical preclinical exercise in the […]
What is hassium found in?
What is hassium found in? 1984 What does hassium mean? : a short-lived radioactive metallic element produced artificially — see Chemical Elements Table. What is Bohrium used for? It decays into dubnium-266 through alpha decay. Since only a few atoms of bohrium have ever been made, there are currently no uses for bohrium outside of […]
Are Harley Davidsons hard to ride?
Are Harley Davidsons hard to ride? The Low Rider S ended up being a great introduction to the legendary brand. While it doesn’t qualify as a lightweight, the bike was easy to manage—easier than I anticipated. The same can be said of the handling. Harleys are far more flexible and easy to rock in the […]
How long does it take to drive to Denver from NYC?
Does aspartame leave your body?
Does aspartame leave your body? Aspartame is fully broken down in our gut to aspartic acid and phenylalanine, which are absorbed and enter our body. In addition, the methyl group from the modified phenylalanine is released in the gut to form methanol. Methanol is also absorbed by the body and most of it used to […]