Answer to: The highest melting point for metals in the fifth period occurs for molybdenum. Explain why this is expected. By signing up, you'll get...
Why not silicon, which is also in the 4th group of the periodic table? Differentiate between diamond and graphite. Ionic compounds are made up of electrically charged particles, Why does not such a compound have an overall electric charge? Does silver metal possess electrical conductivity? Explain...
Consider an AI-designed bus route. Once upon a time, the engineers and programmers were all white males in Silicon Valley who drove luxury cars and knew nothing about the culture, needs, or infrastructure of a city’s bus services. They would have made assumptions upfront that a young Black...
Moissanite, a naturally occurring silicon-carbide, is almost as hard as diamond. It is a rare mineral, discovered by the French chemist Henri Moissan in 1893 while examining rock samples from a meteor crater located in Canyon Diablo, Arizona.Hexagonal boron-nitrideis 18% harder than diamond. Wh...
Car companies aren’t supposed to start in Silicon Valley, and Silicon Valley startups aren’t supposed to make cars. But the electric car industry is not your grandfather’s car industry. And in 2003, it wasn’t anyone’s car industry. After the brief bubble of new electric cars in Ca...
A lot of people in Silicon Valley are fond of an idea that if true seems to trump all others: the possibility of living in acolossal simulation. This idea gained mainstream attention from movies like “The Matrix” and off-the-cuff comments from Tesla CEO Elon Musk — whosaid in an inte...
All of this is partly why, for the first time in recorded history, 2015 saw more business closures than new business creations in the US. Even though Silicon Valley seems sexy lately, American entrepreneurship is actually tanking, which is a major problem because almost all new jobs are create...
PEEK 90HMF40, which has the highest strength and stiffness properties of all Victrex materials, demonstrates outstanding creep resistance. PEEK 450CA30 and PEEK 450GL30 are showing somewhat higher measurable time dependent creep at 13,050 psi compared to PEEK 90HMF40. HT compounds showed slightly...
1. Which substance would have the highest melting point, based on electronegativity: H2S, H2O, H2Se, H2Te, H2O? 2. Hydrogen bonds can be found between molecules of which of the following substances: HUse electronegativity values to classify the bond(s) in e...
Which of these has the highest vapor pressure in a sealed container at a temperature cool enough to produce a liquid? a. CH3CH2OH b. NCI3 c. H2 d. N2 e. CH3OH Computer chips are made primarily from silicon, a semiconductor. How does the conductivity of Si change when the ...