Study the following two reactions. select all that apply. c(graphite) + o2(g) → co2(g) + 94.05 kcal c(diamond) + o2(g) → co2(g) + 94.50 kcal what could you infer from the information given above? the enthalpy of co2 is greater than the reactants. e2 - e1 is negative. graphite and diamond have equal enthalpy. diamond must have lower internal energy.

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.

Which of the following happens during cell division? (a) energy is created (b) waste is eliminated (c) carbon dioxide is released (d) damaged cells are replaced

Which of these conditions most likely produces an unstable isotope?