Ira is working in a lab with a unknown solution. when he inserts the electrical conductivity tester in the in known, the bulb begins to glow brightly. which of these would best describe the unknown liquid ?

Ira is working in a lab with a unknown solution. when he inserts the electrical conductivity tester in the in known, the bulb begins to glow brightly. which of these would best describe the unknown liquid ?

A)    It contains polar molecules that conduct electricity.  

B)The water that the solid is dissolved in conducts electricity.  

C)It contains a ionic compound that conducts electricity in solution.  

D)It contains a covalent compound that conducts electricity in solution.

                                        ANSWER:

C) It contains a ionic compound that conducts electricity in solution.

for usatestprep YW

answer

fusion: the energy source of stars. the energy released from the collapse of the gas into a protostar causes the center of the protostar to become extremely hot. when the core is hot enough, nuclear fusion commences. fusion is the process where two hydrogen atoms combine to form a helium atom, releasing energy.

hope it