What does Gibbs Free Energy (dG) tell us?

A) If there is more disorder
B) Whether a reaction will occur under those conditions.
C) If it is Edo or exothermic

Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?

Maria wants to determine which type of disinfectant kills the most bacteria. which of the following is the best way for maria to determine this? a. ask ten different companies that make disinfectants which type is best. b. put the same amount and species of bacteria on ten identical plates, and add ten different kinds of disinfectant to each plate. c. interview ten different people to determine which type of disinfectant they prefer. d. put the same amount and species of bacteria on ten identical plates, and add a different disinfectant to each plate.

If blood contains 150g of hemoglobin per liter of blood, how much hemoglobin would be contained in 10 ml of blood