Question #1: How would you prepare 100 mL of 0.040M NaHCO3 (aq)? Question #2: How would you use your 0.040M solution to make 100 mL of 0.007M solution.

What are transitions between a liquid and a solid called? identify which way they are transitioning

Aroom with dimensions 7.00m×8.00m×2.50m is to be filled with pure oxygen at 22.0∘c and 1.00 atm. the molar mass of oxygen is 32.0 g/mol. how many moles noxygen of oxygen are required to fill the room? what is the mass moxygen of this oxygen?

11) burning your hand when accidentally touching a hot plate is an example of which heat transfer? a. conduction b. convection c. radiation d. none of these