6. what volume would be occupied by 7.75 g of this same substance?

In which of these cases are the two wave points considered to be in phase with each other?

12. calculate the hydroxide ion concentration of a solution with ph = 3.25. show all calculations leading to an answer

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