Express the following quantities in scientific notation. A. 5,453,000m B. 300.8kg C. 0.00563ng D. 0.0120325km E. 34,800s F. 332,080,000cm G. 0.0002385ms H. 0.3048mL

Your roll: experienced electron speech is adressed to: a new "freshman class" of electrons job: write a speech task: you are to pretend that you are giving a speech to a new group of electrons. be sure to mention their placement in an atom, their charge, and their role in chemical bonding (ionic and covalent) be specific!

Afamily is one another name for a group on the table of elements.

Estimate the molar mass of the gas that effuses at 1.6 times the effusion rate of carbon dioxide.