The product of the malachite synthesis is a mixture of malachite (57.48% copper by mass) and copper(II) hydroxide (65.14% copper by mass). If a student sample contains 61.67 % copper, what is the percent of malachite in the student's product mixture?

Design techniques and materials that reduce the negative environmental impact of a structure are referred to as

Which of your 24 wells had indications that a chemical reaction occurred? how were you able to tell that a chemical reaction occurred? which of your 24 wells had indications that a physical reaction occurred? how were you able to tell that a physical reaction occurred? report on both mixing and evaporation. make a general statement about whether your hypotheses were validated or rejected. must your hypotheses be correct for this to be a successful laboratory?

Which of the following describes the entropy change as a solution is made from a liquid and solid