Sodium-12 Sodium-20
# of protons
# of neutrons
# of electrons
(I need the atoms of the isotopes, not regular sodium)

Convert the temperature of dry ice, –77 ∞c, into degrees fahrenheit and kelvin.

Imagine you are a business executive who wants to pursue an environment policy for your company that limits pollution and uses fewer raw materials but would cost more what might be the discussion to your next broad meeting how would you make your case to your shareholders

Consider these four line graphs representing speed in meters/second, where each x-axis is labelled in seconds and each y-axis is labelled in meters. which line graph indicates the greatest speed at 5 seconds?