Question

what is the percent by volume of ethanol in a solution that contains 35ml of ethanol dissolved in a 155ml of water.show the complete solution.​

Answer 1

ANSWER

18%

Explaination

percent by volume of ethanol= volume of ethanol

                                                    _________________

                                       volume of water+volume of ethanol

                               100= 35/190 multiply 100=18%