Question 8
What mass of potassium hydroxide is needed to prepare 150. mL of a 1.30 M solution?

Drag each label to the correct location on the chart. classify each reaction as endothermic or exothermic.

Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.

16. in a reaction that has reached equilibrium, a. the forward and reverse reactions are occurring at the same rate. b. the reactants and products are in equal concentrations. c. the forward reaction has gone further than the reverse reaction. d. there are equal numbers of atoms on both sides of the equation. e. a, b, and d are correct.