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(a)What is the relationship between the wavelength and the frequency of radiant energy?
(b) Ozone in the upper atmosphere absorbs energy in the 210-230-nm range of the spectrum. In what region of the electromagnetic spectrum does this radiation occur?
Write the balanced net ionic equation for the reaction between KMnO4 and Na2S2O3 in neutral
Question- Another compound B composed only of carbon, hydrogen and oxygen, also shows a molecular ion at m/z=112 amu. Write a plausible molecular formula for compound B, assuming it has three double bonds and no rings.
using a gas sample of an ideal gas of .95 mol 3.00 atm and at 300 k expands from sixteen litres to twenty eight litres
Explain all assumptions made and compare the conformatioanl flexibility/ diversity of PDMB with that of PE, as well as indicate the most likely regular repeating conformation for each polymer and which one have the larger and why
The first-order decomposition of N2O5 proceeds as follows: 2 N2O5 (g) → 4 NO2 (g) + O2
The convective heat transfer coefficient of the gas inside the pipe is 30 W/m2*K, as well as the coefficient on the outside of the lagging is 10 W/m2*K. The air temperature is 20C. Explain what is the heat loss per unit length of pipe in W/m? Expl..
Cyclic Alkyne reaction with KMnO4 and O3, Molecule 1: 5 carbon ring, carbon 1 has a carbon attached which also is triple bonded to another carbon (this end carbon just has a H attached.
Problem- the value for Ksp for Mn(OH)2 is 1.6x10^-4M. Calculate the molar solubility of Mn(OH)2 in a solution that contains 0.020M NaOH.
What volume of 5.00x10^-3 M HNO3 is needed to titrate 80.00 mL of 5.00x10^-3 Ca(OH)2 to the equivalence point
Explain what mole ratio of molecular chlorine to molecular oxygen would result from the breakup of compound Cl2O7 into its constituent elements
Explain In preparing soap you dissolved 12.5 grams of sodium hydroxide in 32 ML of de-ionized water. The product was a solid cake of soap. Define what happened to the water you added when preparing your soap
Write thermochemical equations for the decomposition of one mole of sodium fluoride into the elements in their stable states at 25 degrees celcius at 1 atm.
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