Pls brainlest alpha centuri is 4 light years from earth. how long would it take for light from alpha centuri to reach? a) 4 earth years b) 4 earth months c) 4 earth weeks d) 4 earth days

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.