15.) The Ea for a certain biological reaction is 50 kJ/mol. If the rate constant at 37°C (normal human body temperature) is 8.3 x 10–5 s–1, calculate the value of the rate constant when body temperature is 40°C (fever)?

Which of these best describes an ionic bond?

Which is a chemical property of iron? a. it forms iron oxide (rust) when exposed to moisture and air. b. it is a gray–black metal that is hard to the touch. c. it has a melting point of 2795°f (1536°c). d. it is a good conductor of heat

Which of the following is true about a carbonated soft drink? . the carbon dioxide is the solvent, and water is the solute.. the water is the solution, and carbon dioxide is the solvent.. the carbon dioxide is the solution, and the water is the solvent.. the water is the solvent, and the carbon dioxide is the solute.. .