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Batteries are listed by their "cranking power", which is the amountof current that the battery can produce for 30 seconds. A typicalvalue is 450 A. How many coulombs flow through the battery inexactly 30 seconds? If this is a lead storage battery, how muchlead (Pb) is consumed in exactly 30 seconds?
Cobalt chloride hexahydrate has a formula weight of 237.9 g/mol. How much would you use to make 0.5 liter of a 0.3 M solution
What is the molarity of a sodium chloride solution if 2.45 grams of NaCl is dissolved in 250 mLs of water? C. How many grams of solute are in 1.75 Liters of 0.460 M sodium monohydrogen phosphate
The ratio of the number of atoms of the isotopes 69Ga and 71Ga in eight samples from different sources was measured in an effort to understand differences in reported values of the atomic mass of gallium
What happens to some solute during crystallization when too much solvent is evaporated and what do you do
What fraction of the original reactant concentration will remain after 2.0 hours?
What is the value of Delta G when [H+]= 1.6×10?8 ,[CH3NH3] = 5.0×10?4 , and [CH3NH2] = 0.110 delta Go=19.1
Many hunting dogs enjoy standing nose-to-nose with a skunk while barking furiously, oblivious to the skunk spray directed towards them. One moderately effective way of lessening the amount of odor is to wash the dog in a bath containing dilute hyd..
what is the acid-ionization constant ka for the ionization of acetic acid shown in the reactionch3coohaq h2ol
If 5.45mL of 0.1000 M NaOH solution is needed to just neutralize excess acid after 20.00 mL of HCl was added to 1.00 g of an antacid, how many moles of acid can the antacid counteract per gram
The two ions are mixed in a solution and you need to pick a chemical to add that would allow you to selectively remove one of them. Briefly describe the process you would use to separate the two ions.
In thin layer chromatography, solvent percolates upward through capillary action and displaces the air surrounding the particles on the plate's surface, resulting in good contact between mobile and stationary phases. In column chromatography, how ..
During a titration, the following data were collected. A 25 mL portion of a solution of an unknown monoprotic acid was titrated with 1.0 M NaOH(aq).
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