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How many moles of sulfur trioxide are formed from 3 moles of sulfur dioxide using the given balanced equation? 2 SO2 + O2 = 2 SO3
If the crucible Cover falls and breaks during the heating of Magnesium, do you have to start the experiment over again?
A buffer solution is made that is 0.378 M in HClO and 0.378 M in KClO. (1) If Ka for HClO is 3.5E-8, what is the pH of the buffer solution. (2) Write the net ionic equation for the reaction that occurs when 0.082 mol KOH is added to 1.00 L of the ..
Calculate the mass of KI in grams required to prepare 4.00 102 mL of a 2.80 M solution.
Heat energy is added to a 352 g block of nickel, and the temperature increases from 21 degrees C to 53 degrees C. If the same amount of heat was added to the same mass of water at the same temperature, what would the water's final temperature be
determine the amount of heat in kj given off when 1.89 104 g of ammonia are produced according to the following
An aqueous solution is 35 % by mass methylamine (CH3NH2) and has a density of 0.85 g/cm3. What is the pH of the resulting solution if 50 mL of this solution is diluted
special eye drop solution for a glaucoma patient must have a 2 active ingredient a pharmacist is to prepare 15ml of it
How many moles of oxygen are needed for the complete combustion of 9.88* 10^21 molecules of hexane?
first generation computers were powered by nickel cadium batteries which generated 1.20 V based on the following reaction Cd(s)+2 NiO(OH)(s)+2 H2O(l)-> Cd(OH)(s)+2 Ni(OH)2(s) what is delta g cell in Kj
What is the hybridization of phosphorus in the phosphonium ion (PH4+)? If someone can tell me how to figure this out I would really appreciate it. Any shortcuts or hints on how to solve it?
3.60 g of liquid methanol ch3oh is placed in an empty 20.0 l container at 45.0degc. if the volume of the container is
Assume that the coffee has the same density, 0.997g/mL , and specific heat capacity, 4.184\rm J/(g\cdot K) , as water over this temperature range.
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