Calculate the density of Substance X if 35.0 mL of the substance has a total mass of 120 g in a cup that has a mass of 15 g.

If maltose undergoes hydrolysis what subunits does it results to?

Which statement is true regarding the diagram of circle p? the sum of y and z must be 2x. the sum of y and z must be x. the difference of z and y must be 2x. the difference of z and y must be x

Two solids are mixed in a flask and stirred. after a few minutes, the flask becomes cold. which of the following best describes this reaction? a. an exothermic reaction b. a combustion reaction c. an endothermic reaction d. a decomposition reaction