Calculate the number of moles of water formed
Calculate the number of moles of H2O formed when 0.200 mole of Ba(OH)2 is treated with 0.500 mol of HClO3 according to the chemical reaction shown below.Ba(OH)2 + 2 HClO3 ----> Ba(ClO3)2 + 2 H2O
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Pure aluminum is being poured into a sand mold. The metal level in the pouring basin is 25.4cm above the metal level in the mold, and the runner is circular with a 1.016cm diameter
A voltaic cell is constructed by immersing a strip of sillver metal in a 1.0 MAgNO3 solution and a strip of cadmium metal in a 1.0M Cd(NO3)2 solution. The circut is completed by a wire and a salt bridge in the usual way. a. Write the balanced over
The number of moles of electrons transferred in the equation representing the reaction is 1.00 mol. Calculate the standard cell potential Eo for a voltaic cell utilizing this reaction under standard conditions.
What is the chemical equation, name, and formula for the follwing? "When strongly heated, magnesium sulfide formed a yellow crystalline deposit on the walls of a sealed reaction vessel. Metallic deposits were found on the bottom of the container"
Calculate the number of moles of H2O formed when 0.200 mole of Ba(OH)2 is treated with 0.500 mol of HClO3 according to the chemical reaction shown below.
If a solution of naoh is standardized using a sample of khp which is contaminated by kcl, how would the molarity of NaOH calculated be affected? would the molarity of NaOH be too high or to low?
When aqueous solutions of lead(II) ion are treated with potassium chromate solution, a bright yellow precipitate of lead(II) chromate, PbCrO4, forms. How many grams of lead chromate form when a 1.80-g sample of Pb(NO3)2 is added to 19.0 mL of 1.06
Your engineering firm decides to build a prototype, and needs screw and nut fasteners as well as resistors and LEDs. There are machinists and electronics technicians available for in-house production.
Liquid sodium can be used as a heat transfer fluid. It's vapor pressure is 40.0 torr at 633 degrees C and 400.0 torr at 823 degrees C. Calculate its heat of vaporization.
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