The presidential election of 1928 pitted al smith of new york against
a. john w. davis.
b. herbert hoover.
c. bob la follette.
d. theodore roosevelt.

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

How many atoms are there in 5.70 mol of mg

Consider the following reaction at equilibrium. 2co2 (g) 2co (g) + o2 (g) h° = -514 kj le châtelier's principle predicts that the equilibrium partial pressure of co (g) can be maximized by carrying out the reaction a. at high temperature and high pressure b. at high temperature and low pressure c. at low temperature and low pressure d. at low temperature and high pressure e. in the presence of solid carbon