(C p of water 4184 J/g o C) 4. How much energy is required to heat 120.0 g of water from 2.0 °C to 24.0 °C? (C p of water 4184 J/g o C) 5. If 720.0 g of steam at 400.0 °C absorbs 800.0 kJ of heat energy, what will be its increase in temperature? (C p of water 4184 J/g o C) 6.C p of water 4184 J/g o C) Calculate the following using the formula for density. Make sure to show the equation, the set up and the answer with proper units. 1. WHAT IS THE DENSITY OF WATER IF THE SAMPLE HAS A MASS OF 400.00 g AND A VOLUME OF 400.0 mL? 2.