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Molecular orbital (MO) theory predicts the O2 +2(a +2 CHARGE) ion has a bound order of
Draw Lewis dot structure and predict molecular geometry - Show the Lewis structures of the following molecules and then predict their geometry.
A dioxin-contaminated water source contains 0.081% dioxin by mass. How much dioxin is present in 4.2 L of this water? (Assume that the density of the solution is 1.01 g/mL.)
Titration with sodium thiosulfate required the use of 18.94mL of 0.07992M Na;>203' Find the molarity of ascorbic acid in the juice.
Calculate the osmotic pressure associated with 50.0 g of an enzyme of molecular weight 98,000 g/mole dissolved in 2600 mL in of benzene at 30.0 degree celcius
A 3.00 g sample of a salt dissolves in 9.10 g of water to give a saturated solution at 25°C. What is the solubility (in g salt/100 g of H2O) of the salt?
The reference electrode is attached to the positive terminal of the potentiometer, and the silver electrode is attached to the negative terminal. The solubility constant of TlBr is Ksp = 3.6 × 10-6 and the solubility constant of AgBr is Ksp = 5.0 ..
If 100 grams of liquid water at 100 C and 200 grams of water at 20 C are mixed in an insulated container, what will be the final temperature of water
What volume of pure O2(g), collected at 27°C and 746 torr, would be generated by decomposition of 114 g of a 50.0% by mass hydrogen peroxide solution? Ignore any water vapor that may be present.
a flask contains 30mL of 0.16 M phosphate buffer that has a pH of 7.1. what volume of 0.06M NaOH should be added to increase
what is the rate constant for this reaction at 398 K ? I know that the answer is 1.2 s-1 but I don't know how to get it . Can anyone explain it to me please?
Amino acids with an additional COOH group in the side chain are called acidic amino acids.
Find the contact time for inactivating Gardia cysts - How much contact time would be required for inactivating Gardia cysts
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