Draw electron-dot structures for the following molecules, indicating any unshared electron pairs. Which of the compounds are likely to act
as Lewis acids and which as Lewis bases?

Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.

Compare and contrast physical changes with chemical changes.

Acm ruler with main graduations from 1 to 10 from left to right there are 10 secondary graduations between each of the main graduations there is a line that begins. at the left end of the ruler 10 secondary graduations to the left of the “1 main graduation the right end of the line ends on the eighth secondary graduation to the right of 3 how long is the line