On Earth, Elvis finds his weight as 100 lbs. Planet A has 1/2 of Earth's gravity. How much does Elvis weigh on Planet A? lbs

Does the temperature affect the solubility of sugar and salt in water? if it does tell me like different temperatures with different solubilities so i can sketch down a graph

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)

Identify a specific example for each type of technology