What is the percent by mass BeO of a solution that contains 78.2 grams of BeO and 144.3 grams of water? Round your answer to 1 decimal.

pure water does not conduct electricity very well. however, when certain substances are dissolved in water, the solution does conduct electricity. you can make a simple device that shows how well a solution conducts electricity. this device uses a flashlight bulb to indicate how well the solution conducts electricity. the better the solution conducts electricity, the brighter the bulb will glow.

explanation:

i think it's letter a.