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In terms of acids and basis, etc., Explain what type of person's is Na3His? Compute the Ph of a 1.045 M Na3 His solution.
a student sets up two reactions. reaction 1 uses 0.210moll of reactant and reaction 2 uses 0.550moll of reactant. how
Predict the reactivity, state at room temperature and relative sizes of the following elements: (make a chart organize your information) Barium, Potassium, Chlorine, Oxygen, Iodine, Iron, Neon, Radon.
One type of sunbeam occurs on exposure to yellow light of wavelength in the vicinity of 589 nm. (a) What is the energy of a photon of this wavelength (b). what is the energy of a mole of these photons
a farmer wants to grow wheat on a sodic soil. the cec 30 meq100g and the esp 18. he needs to reduce the esp to 6.nbsp
How many liters of hydrogen gas are formed from the complete reaction of 1.12 mol of c? Assume that the hydrogen gas is collected at a pressure of 1.0 atm and temperature of 325 k.
Some of the original solid remained and total pressure in container was 7.76 atms when equilibrium is reached. Calculate number of moles of H2O(g) present at equilibrium How many grams of original solid remain
the solubility of the k3fec2o43.3h2o product at 00c is 4.7 g per 100 g water. given this calculate the maximum percent
Reaction: 2NO(g)+2H2(g)=>N2(g)+2H2O(g) Calculate the equilibirum concentration of all the gases( in class my instructor said that a method called the ICE table is useful. do you know how to do that?). b) calculate the numerical value of Kc.
When 22.63 mL of aqueous NaOH was added to 1.214 g of CHES (pKa =9.39; and MM = 207.29 g/mol) dissolved in 41.37 mL of water, the pH was 9.24. Calculate the molarity of NaOH.
The name acetic anhydride implies that the compound will react with water to form acetic acid. Write the equation for the reaction.
Calculate the concentration of the hydronium ion in a 3.433 * 10^(-2) M solution of potassium perchlorate acid to the correct number of significant figures or decimal places.
a) What is the structure of biacetyl? b) Indicate the hybridization of each carbon atom. c) How many pi bonds are present? d) Do the four carbon atoms lie in a plane or do they lie in a straight line?
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