Help with this please - Part A Use Coulomb's law to calculate the ionization energy in...
Use Coulomb's law to calculate the ionization energy in kilojoules per mole of an atom composed of a proton and an electron separated by 201.00 pm .
The data encoded on CDs, DVDs, and Blu-ray discs is read by lasers. Part A What is the wavelength in nanometers of the CD laser (v = 3.85 x 1014 s-1)? Express your answer to three significant figures and include the appropriate units. LHẢ 5 + 6 3 ? Value Units Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining FIUDICIU. Part B What is the energy in joules of the CD laser (v = 3.85 x...
Parts C and D Use the molar volume to calculate each of the following at STP: Part C Calculate the volume, in liters, occupied by 36.1 g of Ar gas. Express your answer to three significant figures and include the appropriate units. ? DI PÅ Value M o D Units Submit Request Answer Part D Calculate the number of grams of H2 in 1690 mL of H2 gas. Express your answer to three significant figures and include the appropriate units....
Part A How much power is radiated by a tungsten sphere (emissivity e = 0.35) of radius 18 cm at a temperature of 17°C? Express your answer to two significant figures and include the appropriate units. CH HÅR Value O O ? J/s and Submit Previous Answers Request Answer * Incorrect; Try Again; 4 attempts remaining Part B If the sphere is enclosed in a room whose walls are kept at -5 °C, what is the net flow rate of...
Part A Learning Goal: To calculate the normal and tangential components of the acceleration of an object along a given path. A particle is traveling along the path y(x) = 0.3x2, as shown in (Figure 1), where y is in meters when x is in meters. When 3 = 5 m, the particle's velocity is v = 15 m/s and the magnitude of its acceleration is a = 11 m/s2 Determine the normal and tangential components of the acceleration What...
Part A What is the wavelength of an electron of energy 25eV ? Express your answer to two significant figures and include the appropriate units. ?1 = SubmitMy AnswersGive Up Part B What is the wavelength of an electron of energy 180eV ? Express your answer to two significant figures and include the appropriate units. ?2 = SubmitMy AnswersGive Up Part C What is the wavelength of an electron of energy 1.0keV ? Express your answer to two significant figures...
kb = 1.381 · 10-23 JK-1 NA = 6.022 · 1023 mol-1 Part A Calculate the average kinetic energy (K) for 1 mole of N2 gas at 298 K in a 20 L container. Express your answer to three significant figures and include the appropriate units. P! HÅR Value O aj ? Units (K) =
2.00 g H2 is allowed to react with 9.86 g N2, producing 1.12 g NH3 Part A What is the theoretical yield in grams for this reaction under the given conditions? Express your answer to three significant figures and include the appropriate units. View Available Hint(s) ? : HÅR | Value Units Submit Part B What is the percent yield for this reaction under the given conditions? Express your answer to three significant figures and include the appropriate units. ►...
Part A Compute the energy separation between the ground and first excited states for an electron in a one-dimensional box that is 5.10 angstroms in length. Express the energy difference in kJ⋅mol−1. Express your answer to three significant figures and include the appropriate units. E= Part B Compute the wavelength of light (in nm) corresponding to this energy. Express your answer to three significant figures and include the appropriate units. λ=
The force constant for the 'H*Cl molecule is 516 N.m . The isotopic mass of H atom is 1.0078 amu and the isotopic mass of Cl atom is 34.9688 amu. Part A Calculate the vibrational zero point energy of this molecule. Express your answer with the appropriate units. PÅ * * O O ? E- Value Units Submit Previous Answers Request Answer X Incorrect; Try Again; 8 attempts remaining Part B If this amount of energy were converted to translational...