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How does Nuclear chemistry explain the natural world and affect human life in terms of Medicine, Enviroment, and personal safety ? on does nuclear chemistry advantages outweigh the disadvantages for individual ,society and enviroment.
How could you use a conductometric titration to determine the molarity of either reacting solutions, assuming you knew the concentration of one
Describe the detailed structure of DNA and explain the manner in which this structure replicates itself in both prokaryotes and eukaryotes
What type of solid (e.g., molecular or metallic) would you expect each of the following substances to form (and explain why): (i) HCOOH; (ii) CaF2; (iii) Xe; (iv) K; (v) SiC; (vi) NH4Cl; (vii) MgO.
State the addition of 5.00 g of a compound to 250 g of naphthalene lowered the freezing point of the solvent by 0.780 K. Compute the molar mass of the compound.
A gas mixture containing methane and n-butane enters an absorber tower at 20°C and a flowrate of 125 m 3 /h. The partial pressures at these conditions are 105 kPa for methane and 580 kPa for n-butane
a couple drops of phenophalein indicator and then was titrated with 8.1mL of NaOH until it turned pink. what is the concentration of NaOH?
If you are performing a Zinc-Copper Galvanic Cell where Zn is the Anode and Cu is the cathode and you soak the salt bridge with a saturated ammonium nitrate solution, in which direction would the ammonium ions move when the salt bridge completes t..
The pressure of 9.0 L of an ideal gas in a flexible container is decreased to one-sixth of its original pressure, and its absolute temperature is decreased to one-half of the original. What is the final volume of the gas
It takes 47 mL of 0.124 M KOH to neutralize 47.8 mL of H2SO4 solution. What is the concentration of the H2SO4 solution? Answer in units of moles/liter
What volumes of 0.46 M HNO2 and 0.49 M NaNO2 must be mixed to prepare 1.00 L of a solution buffered at pH = 3.40
Write a balanced net ionic equation for the neutralization reaction and Tartaric acid,( C4H6O6) , has two acidic hydrogens.
Calculate the change in enthalpy of HCl + NaOH--> NaCl + H2O for this reaction using Hess's Law. Units should be kJ/mol.
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