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Important information about Organic molecules
What is meant by a molecules "handedness"? Can all organic molecules exhibit this property? What makes such a property possible? How is it relevant to biological systems?
What solution will have the lowest boiling point?? 0.075 M CaCl2 0.020 M Na3PO4 0.050 M KNO3 0.025 M NH4NO3 0.10 M C6H12C6
The heat of fusion of thallium is 21 j/g, and its heat of vaporation is 795j/g. The melting anf boiling points are 304 degress celcius. The specific heat of liquid thallium is 0.13 j/g*c.
For the reaction represented by the equation Cl2+2KCl+ Br2, how many grams of potassium chloride can be produced from 300. g each of chlorine and potassium bromide.
Compute the ΔH for this reaction and express your answer in kilojoules if the given . Bond Energies (kJ/mol) are N-Cl 201 , Cl-Cl 243 , N-H 389 ,H-Cl 431
If the gas was not pure butane but 10 mole percent propane and 90 mole percent butane then determine how would the MW value be affected?
At room temperature (about 20degree C) milk turms sour in about 64 hours. In a refrigerator at 3 degree C, milk can be stored for about three times as long before turning sour.
Write chemical formulas for (a)lithium bromide,(b)calcium sulfide,(c) sodium sulfide,(d)beryllium oxide,(e) the chlorine molecule
Dilute solutions of sodium chloride(NaCl), Sodium sulfate(Na 2 SO 4 ), and Sodium sulfide (Na2S) are available to separate the positive ions from each other., in which order the solutions should be added In order to effect separation?
determine at what pressure will pure H 2 O start to boil if its temperature is seventy five degree Celsius
Write the overall reaction, showing how much ATP (Adenosine tri phosphate) can be produced per pentose used also write an equation for the generation of NADPH using ribose as a sole source of carbon?
Calculate the pH after 0.15 mol of NaOH is added to 1.00 L of 0.60 M HF and 1.01 M KF.
Compute the ratio of the concentration of H 2 CO 3 to that of the HCO 3- if The pH of a bicarbonate-carbonic acid buffer is 8.50
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