The equation for the chemical reaction shown is not balanced. what number should replace the question mark to balance this equation? 2ag2o → ? ag + o2 a. 3 b. 4 c. 2 d. 1

Amylase becomes denatured at a temperature of 80°c. during an experiment to study the effect of varyingtemperature on enzyme activity, amylase’s reactivity with starch was measured at body temperature (37°c), andthen again at an increased temperature of 42°c. how would this increase in temperature affect the experiment

Where is most of the fresh water on earth found a in the ocean b in glaciers and in ice caps c in rivers d in the soil

What process decreases the salinity of ocean water? decreased precipitationdecreased melting of glaciersincreased evaporationincreased runoff from rivers