rubbing alcohol was fund to contain 47 % carbon and 10%hydrogen and the remaining mass was due to oxygen what is the empirical formula of rubbing alcohol​

Asmall amount of a solid is added to water. the observation made after fifteen minutes is shown in the figure. which of these solids has been probably added to water? a) oil b) sand c) sugar d) wood chips

What is the molecular weight of copper

Scientists have developed an explanation of a phenomenon from several verified hypotheses. the explanation has been confirmed through numerous experimental tests.which option best describes this explanation? a. scientific lawb. research questionc. hypothesisd. scientific theory