Compute the number of photons

Assignment Help Chemistry

Reference no: EM13226218

A microwave oven operating at 1.04e8 nm is used to heat 495 mL of water from 20C to 100C. Calculate the number of photons needed if 92.0 percent of microwave energy is converted to thermal energy of water.

Reference no: EM13226218

Questions Cloud

Determine the power produced by the turbine : A fluid flows through a turbine at the rate of 45 kg/min. Across the turbine the specific enthalpy drop of the fluid is 580 kj/kg and the turbine loses 2100 kj/min in the form of heat energy. Determine the power produced by the turbine.

How is severance calculated and when is it due : 1. When are pay raises required? 2.Is extra pay required for weekend or night work? 3. How is severance calculated and when is it due?

Explain the haber process is very important for agriculture : The Haber process is very important for agriculture because it converts N2 (g) from the atmosphere into bound nitrogen which can be taken up and used by plants. The reaction is N2 + H2->NH3

Determine the change in internal energy of the fluid : 2.25 kg of a fluid having a volume of 0.1 m^3 are contained in a cylinder at constant pressure of 7 bar. Heat energy is supplied to the fluid until the volume becomes 0.2 m^3. If the initial and final specific enthalpies of the fluid are 210 kj/kg..

Compute the number of photons : Calculate the number of photons needed if 92.0 percent of microwave energy is converted to thermal energy of water.

What is the optimal order quantity : The annual holding cost rate is 40%, annual demand is 900, and the order cost is $20 per order. The lead time is 4 days. The store is open 300 days per year. What is the optimal order quantity?

Determine the equivilant resistance of the battery : Design a hand warmer with a heated element consisting of an encapsulated resistor to be held in your hand and powered by a 6V battery that you put in your coat pocket. Use 26 gauge wire to connect the resistor to the battery.

Inspire the team to achieve high goals : explain why you characterized him or her as inspiring or uninspiring. You must use information presented in the course materials or outside sources, which you reference, to make your determination.

Encompass mental-emotional-spiritual dimensions of health : what is a term used to encompass mental, emotional, spiritual dimensions of health.

User Account

All Pages