The electromagnetic spectrum consists of the full range of known electromagnetic waves. And among them, X-rays has the wavelength of the region 1*10-11 to 1*10-8 meters.
Answer is: cesium sulfide.
Formula for ionic compound is: Cs₂S.
Ionic compound <span>electrically </span>neutral, cesium has charge +1 (2· (+1) = +2) and sulfur has charge -2.
Cesium sulfide is whide powder, soluble in water, pyrophoric in dry air, reductant.
So a camera can zoom in and out and the human eye has peripheral vision
<span>Which of the following is an electronic device that measures pH?
</span><span>a. a pH meter</span>
Answer:
expands
Explanation:
Most substances become increasingly compressed when frozen solid, but water is a famous exception.
