What percentage of the naphthalene molecules emitted photon

Reference no: EM13706491

Problem- A 5.00 mL ampule of a 0.100 M solution of naphtalene in hexane is excited with a flash of light. The napthalene emits 15.5 J at an average of 349nm. What percentage of the naphthalene molecules emitted a photon?

I saw a similar question from this site but I want specific explanation

Reference no: EM13706491

Questions Cloud

Define ammonium nitrate is added to an adiabatic calorimeter : Problem- Ammonium nitrate is soluble in water. 16.50g of ammonium nitrate is added to an adiabatic calorimeter containing 100.0 g of water initially at 22.0C. The final temperature of the solution is 14.1C.

Calculate the mass of the electron : Problem- A metal whose threshold frequency is 6.71 * 10^14 s^-1 emits an electron with a velocity of 6.95 * 10^5 m/s when radiation of 1.01 * 10^15 s^-1 strikes the metal. Use these data to calculate the mass of the electron

What percentage of the naphthalene molecules emitted photon : Problem- A 5.00 mL ampule of a 0.100 M solution of naphtalene in hexane is excited with a flash of light. The napthalene emits 15.5 J at an average of 349nm. What percentage of the naphthalene molecules emitted a photon?

How many liters of o2 will be produced at 37 c temperature : Problem- How many liters of O2 will be produced at a temperature of 37 C and 1520 torr if 2 moles of KClO3 decompose according to the following balanced equation: 2 KClO3 ------> 2 KCl + 3O2(g)

What is the value of n for the level : Problem- An electron in a hydrogen atom relaxes to the n=4, level, emitting light of 157 THz. what is the value of n for the level in which the electron originated?

What is the volume occupied by argon gas : Problem- What is the volume occupied by 23.4g of argon gas at a pressure of 1.48atm and a temperature of 414K

How many grams of kclo3 is needed to generate oxygen gas : Problem- Using the reaction that generates O2 shown below, how many grams of KClO3 is needed to generate 200.0 L of oxygen gas at 646 torr and 273 K? HINT: The molar mass of KClO3 = 122.55 g/mol. 2 KClO3(s) 2 KCl(s) + 3 O2(g)

User Account

All Pages