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If HCl concentration is reduced by 50% and the rate is reduced by 25% what is the reaction order? This is assuming the other reactant is at a constant concentration.
How many stereoisomers are possible for each of the following substances? Draw them, and name each by the R-S and E-Z conventions.
What is the volume of the water displaced? (State the correct number of significant digits.) What is the uncertainty in this value?
How would the observed molarity of your experiment be affected by the following circumstances. (i.e. would it be higher than the true value, lwer than the ture vaule or remain unchaged?)
Top prepare for this week's lab, you added a KCL solution , Devarda's alloy, and MgO to your soil sample in order to analyze for mineral nitrogen. Sketch a jar containing soil and indicate hoe the nitrogen is initially present in the soil.
Arrange the following aqueous solutions in order of increasing freezing points
Compare and contrast the endo vs exo-nuclease excision repair mechanisms of DNA polymerase.
The value of Kc for this reaction is 5.0 at 600 K. What are the equillibrum partial pressures of the three gases if a reaction vassel initially contains a mixture of the reactants in which Pco=Pcl2=0.215 atm and Pcocl2= 0.000 atm?
What is the minimal external voltage one must supply in order to perform the electrolysis of molten CaCl2. Suggest a means for supplying this energy.
Metallic magnesium reacts with steam to produce magnesium hydroxide and hydrogen gas. If 17.1 g of Mg are heated with 9 g of H2O, what is the limiting reactant.
produces carbon dioxide and water. After 5.6 of ethanol (density = 0.789 ) was allowed to burn in the presence of 12.5 of oxygen gas, 3.10 of water (density = 1.00 ) was collected. Determine the theoretical yield of H2O and the percent yield for th..
As a chemist for an agricultural products company, you just developed a new herbicide,Herbigon, that you think can kill weeds effectively. A sparingly soluble salt,
What is the heat capacity of an empty glass mug weighing 300.0 g, and what quantity of heat is required to heat it from 25 oC to 75 oC?
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