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Does a helve 120w mod have a charging port. I can t seem to find it? What would be the empirical formula of the molecule? Find the mass of liquid water required to absorb 3.98 x 10^4 kJ of heat energy on boiling. Answer in units of g.? How many liters are occupied by 0.919 mol of nitrogen at 116◦C and 0.826 atm pressure?
Answer in units of L.? A rectangular board is 1.2 meters long and 0.8 meters wide. What is the area of the board in square millimeters?