Assume that 491.8 J of heat is added to 5.00 g of water originally at 23.0°C. What would be the final temperature of the water in degrees celsius? (Specific heat capacity of water = 4.184 J/g·°C.) (Round your answer to one decimal place. Enter only your numeric answer below, do not enter a +/- sign or units.)

What was bohr’s contribution to the planetary model

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

You are attempting to recrystallize a crude product mixture. you add the appropriate amount of hot solvent and are allowing the solution to slowly cool to room temperature. however, at room temperature no crystals have appeared, which of the following methods should be used to induce crystallization? choose all correct answers. a) place the flask in an ice bath. b) swirl the contents of the flask. c) add a small seed crystal of the desired product. d) scratch the inside of the glassware using a stir rod. it can be multiple choices