What is the advantage of delivering electricity to homes through high voltage lines?

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

In 2002, the rare earth elements mine in mountain pass, california was closed because

What human activity increases beach erosion?