an height of 10m from the ground hits the groundwith a kinetic energy of 980. qhat is the mass of that object? ke=pe =9.8m/s2

answer; (d) spontaneous processes are characterized by the overall conversion of order to disorder;

in most common fires, oxygen is needed for an oxidation reaction to takes place. the combination of oxygen with any element as fuel can create fire and combustion will occur especially if wood, light materials and other combustible things are combine with oxygen.