What would be the wavelength of the photon emitted
The ionization potential for a certain atom is 350Kj/mol. If the electron is in the first excited state, the ionization potential is 105 kj/mol. If the atom undergoes deexcitation, what would be the wavelength of the photon emitted?
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How many liters of hydrogen gas are collected over water at 18 degrees Celsius and 725 mmHg when 0.84g of lithium reacts with water? Aqueous lithium hydroxide also forms.
Knowing that the coefficient of static friction is 0.20 at both surfaces of the wedge, determine (a) the force P required to move the wedge to the lft, (b) the components of the corresponding reactino at B.
Knowing that the coefficient of static friction is 0.40 between the wedge and the rod and 0.20 between the wedge and the floor, determine the smallest force P required to raise end B of the rod.
A 3.00-mol sample of oxygen gas is confined to a 4.95-L vessel at a pressure of 8.06 atm. Find the average translational kinetic energy of the oxygen molecules under these conditions.
(a) How many revolutions does each tire make before the car comes to a stop, assuming the car does not skid and the tires have a radii of 0.330 m? (b) What is the angular speed of the wheels when the car has traveled half the total distance?
If the average solar radiation incident on the dish is 600 W/m2, calculate the surface area of the dish assuming all the incident radiation is captured by the dish.
You are ok with that and you are willing to assume a = 6 defective cell phones in the shipment. Your contract with Samsing is such that you can take a sample of 5 cell phones and examine each for being defective.
A certain number of dollars is placed in each of two envelopes. The amounts differ from one another, but you do not know what the values of the two amounts are.
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