How many grams of water can be cooled
How many grams of water can be cooled from 30 degrees C to 18 degrees C by the evaporation of 49g of water? (The heat of vaporization of water in this temperature range is 2.4kJ/g . The specific heat of water is 4.18J/k.
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Heat transfer to the air during isothermal expansion is 40kj, 7.0 bars and 0.24m3. Determine max & min temp cycle. Volume at the end also work and heat transfer for each four process?
When 325 g Bi2O3 reacts with excess carbon, how many moles of Bi are expected to form?
One disadvantage to using wireless NICs is that they (and the infrastructure needed to support them) are currently somewhat more expensive than wire-bound NICs using the same bus type. Discuss whether this is still true today, and what factors
A 10 kW electric heater is used to heat 2 kg of air contained in an insulated rigid tank from 400 kPa and 50 °C to 200 °C.
An inductor motor is connected to a 220 v ,60hz supply and drews 5.0A at 0.85 lag power factor. 1. what value of capacitor must be placed in parallel to improve power factor to unity?
The standard free energy of activation of a reaction A is 86.2 kJ mol-1 (20.6 kcal mol-1) at 298 K. Reaction B is one million times faster than reaction A at the same temperature. The products of each reaction are 10.0 kJ mol-1 (2.39 kcal mol-1) m
The heat of fusion of ice (the heat associated with ice melting) is 6.0. Find the temperature of the coffee after the ice melts.
Calculate the maximum mass in grams of H2S that can form when 155 g aluminum sulfide reacts with excess water according to:
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