Category: Physics

Is AlCl3 a Lewis acid or base? Aluminum chloride (AlCl3) is a Lewis acid because the aluminum atom has an open valence shell. When aluminum chloride is under discussion it is called a Lewis acid or an electrophile. Is Oh Lewis acid or base? A Lewis base is any substance, such as the OH- ion, […]

What is 0.312 as a fraction in simplest form? How to Write 0.312 or 31.2% as a Fraction? Decimal Fraction Percentage 0.336 42/125 33.6% 0.328 41/125 32.8% 0.32 40/125 32% 0.312 39/125 31.2% What is 0.45 as a fraction in simplest form? So, 0.45=920 as a proper fraction in simplest form. What is 3/8 as […]

What are the 5 phases of the moon? There are five phases of the moon: new, crescent, quarter, gibbous and full. How do you tell if the moon is getting bigger or smaller? When the bright part is getting bigger, the Moon is waxing. When it is getting smaller, the Moon is waning. When the […]

Are heat and temperature inversely proportional? (a) The amount of heat transferred is directly proportional to the temperature change. To double the temperature change of a mass m, you need to add twice the heat. (c) The amount of heat transferred depends on the substance and its phase. How will the difference in temperature of […]

Do humans need enrichment? Ultimately for humans, enrichment needs to make us feel valued and good about the contribution we are making. As with animals, there is not one form of enrichment that works for all. What is the primary source of enrichment for rats? For rats and mice, I place high-fiber rabbit food in […]

Does the brain sit in fluid? Being surrounded by CSF helps the brain float inside the skull, like a buoy in water. Because the brain is surrounded by fluid, it floats like it weighs only 2% of what it really does. If the brain did not have CSF to float in, it would sit on […]

Can you die from swimming in the Dead Sea? Is it possible to drown in it? Although whoever enters the water immediately floats, you should keep in mind that it is still possible to drown in the Dead Sea. This happens when swimmers get caught in strong winds, flip over and swallowing the salty water. […]

Who first invented the battery? Alessandro Volta When did Alessandro Volta create the battery? 1800 What did the first battery look like? “This was the first battery that we know of, and it was basically a clay jar with a copper cylinder, probably surrounded by lemon juice or something like that.” Supposedly discovered in 1936, […]

What are flood basalts associated with? Flood Basalts are high volume eruptions that flood vast areas of the Earth, covering broad regions with flat lying lava surfaces. When flood basalts are forming above continents they fill rift valleys via giant fissures that split the continent. Are flood basalts Polygenetic? A flood basalt province, built from […]

Where in the sky is the Christmas star? Those looking to see the star will want to look above the southwestern or western horizon after sunset, experts said. Why is it called the Christmas Star? The Star of Bethlehem, or Christmas Star, appears in the nativity story of the Gospel of Matthew where “wise men […]