In which color coded area would you find an element that behaves both like a metal and a non-metal?

Gray

Green

Blue

Purple

What classification should this reaction have? 4Al + 3O2 → 2Al2O3

How is an emission spectrum of an element generated?

The speed of a wave on a guitar string is 100 m/s, and the frequency is 1,000 Hz. what is the wavelength of the wave?

What is the molar mass of a gas whose density at stp is 3.74 g/l?

Designed to be a measure of the amount of energy released by an earthquake

Which of these is used to extract soldium? a) Down's process b) Castner-kellener's process c) Kellener-Solvay's process d) Solvay's process

Are gas planets less dense or more dense?

What's the proper method of diluting an acid?

What is the formula for chlorine monoxide?

Enny places a strip of pH paper into a solution. When she removes the pH paper, it has turned yellow-green. What should Jenny do next to determine the pH of her solution?