A construction crew must use a lever to lift a boulder. The mechanical advantage of the lever is 6 and the boulder weighs 1600 N. What is the force that the construction crew must apply to the lever?

Predict the relative bond lengths of the three carbon-oxygen bonds in the carbonate ion (co2−3). what would you expect the charge to be on each oxygen? match the words in the left column to the appropriate blanks in the sentences on the right. make certain each sentence is complete before submitting your answer.