The specific heat capacity of liquid water is 4.18 J/g-K. How many joules of heat are needed to raise the temperature of 7.25 g of water from 20.0 °C to 44.1 °C?

Q: How much energy as heat is required to raise the temperature of 50.00 mL of water from 25.04 °C to…

A: Given: Density of water at this temperature is 0.997 g/mL The specific heat capacity of liquid water…

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Q: A piece of iron is heated to 95 °C and dropped into 150 g of water at 25 °C. When equilibrium is…

A: Given, Let m ass of iron= mi=?

Q: A 31.74-g lead (Pb) sample at 71.58°C is placed in a constant-pressure calorimeter of negligible…

A: Given, A 31.74-g lead (Pb) sample at 71.58°C is placed in a constant-pressure calorimeter of…

Q: A 4.81 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

A: Given, Mass of unknown sample ,ms=4.81 g  mass of water, mw= 150 g initial temperature Ti=23.72°C…

Q: A calorimeter contained 75.0 g of water at 16.95 °C. A 93.3 g sample of iron at 65.58°C was placed…

A: Specific heat capacity is equal to the heat of 1g of substance  required to raise the temperature by…

Q: How much heat is required to raise the temperature of 1.5 x 103 g of water from 45F to 130.F? The…

A: The temperature conversation formula is

Q: A sample of 27.8 g of ammonium nitrate, NHẠNO3, was dissolved in 130.2 g of water in a coffee cup…

A: Given,  Mass of NH4NO3 = 27.8 g  Mass of water = 130.2 g  Initial temperature, Ti = 28.94 °C  Final…

Q: A 135.0-g sample of a metal at 153.0 °C is added to 255.0 g of ethylene glycol (specific heat = 2.43…

A: First we need to calculate heat gain by ethylene glycol. Using that heat we can calculate specific…

Q: The specific heat of aluminum is 0.897 J/g·°C and the specific heat of water is 4.18 J/g·°C.  If a…

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