Find the molarity of hydrogen ions in the combined solution
A 250.0 mL aliquot of 2.50 M H2SO4 solution is mixed with a 250.0 mL aliquot of 4.00 M HNO3 solution. What is the molarity of hydrogen ions in the combined solution?
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A reaction having time independent stoichiometry follows the equation A+2B =2Z . suppose the initially there are present 0.28 mol of A , 0.39 mol of B & 0.13 mol of Z . after a certain time 0.18 mol of A remains . what is the extent of reactio
If a .512g sample of sodium carbonate requires 25.3 mL of a sulfuric acid solution to reach the end point for the reaction, what is the molarity of the sulfuric acid?
A solution is made by mixing 506 mL of water and 198 mL ethanol. What is the concentration of ethanol in units of volume/volume percent?
What are some concepts that we can apply in the food service area to ensure that we, as employees, do not contaminate foods?& ;
What would be some internal cooking temperatures that we should use for foods, such as beef, pork, poultry, seafood, and produce?& ;
An infant ibuprofen suspension contains 100 mg /5.0 mL suspension. The recommended dose is 10 mg/kg body weight. How many mL of this suspension should be given to an infant weighing 15lb?
A 20.0- mL sample of 0.150 M KOH is titrated with 0.125 M HClO4 solution. Calculate the after the following volumes of acid have been added. find the pH for 20.0 mL
At times during a normal walking motion, nearly the entire body weight acts perpendicular to the surface of such a heel. Find the pressure that is applied to the floor under the heel because of the weight of a 60.0 kg woman.
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