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The 2p-->1s transition in 4He+ is at 329,211 cm-1. Predict the position in cm-1 of the same transition for 3He+. (4He=2 protons+2 neutrons. 3He = 2 protons + 1 neutron)
What is the ratio of the enantiomeric products? b) What name is given to a mixture of enantiomers present in the ratio determined in part (a)?
Drawa a fat (oil) molecule representing corn oil. The fatty side chains that you need to include are two of the esters group derived from oleic acid and one from the linoleic acid. Draw the structure of this oil clearly with appropriate double bon..
A pH of 3.74 is reached when 18.50 mL of sodium hydroxide has been added to the acid solution. What is the molar mass of formic acid given this data?
Name and list the functions of the prosthetic group(s) associated with a) HDLs , b) interferons, c) viruses , and d) hemoglobin
How many moles of calcium oxalate are present in the kidney stone? If this kidney stone is entirely calcium oxalate, what is the mass of the stone
What mass of this substance must evaporate in order to freeze 160 g of water initially at 19 C? (The heat of fusion of water is 334 {J/g}; the specific heat of water is 4.18 {J/g c. K}.)
At what temperature will He atoms have the same Crms value as N2 molecules at 25 degrees Celsius. Solve this problem without calculating the value of Crms for N2. Crms is the root mean square speed.
The enthalpy change for the reaction of 50.0ml of ethylene with 50.0ml of H2 at 1.5 atm pressure (problem ^H= -0.31kj. What is the value of ^E
Problem- Decide if the compound/ion listed can satisfy the octet rule (duet rule for H), if so choose Satisfies Octet Rule from the drop down menu. If the compound/ion cannot satisfy the octet rule for one of the atoms in the formula
Problem- A liquid mixture of 20 mol% benzen,50 mol% toluene, and 30%m-xylene is to be partially vaporized at 1 atm pressure. What is the lowest and the highest temperature at which vaporization will occur
What is the total sample size (in grams) for a sample of magensium nitrite which contains 0.96 g of oxygen
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