This element is often used to block out dangerous radiation. a. leadb. carbon-12c. uranium-236d. uranium-238

Explain why pure hydrogen cyanide does not conduct electricity, but become a conductor when it is dissolved in water? (at room temp, pure hcn exists as a volatile liquid)

Amap that uses a range of colors and shading to represent the elevation, depth, or landscape of specific features on earth is a/an map.

Is this correct if not can u correct me