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How much heat is released when 6.38 grams of Ag(s) reacts by the equation shown below at standard state conditions?
4Ag(s) + 2H2S(g) +O2(g) --> 2Ag2S(s) + 2H20(l)
Cl2+2KBr yields 2KCl+Br2- how many moles of potassium chloride are produced from 119 g of potassium bromide
Calculate the vapor pressure of the solution at 25oC when 12.43 grams of testosterone, C19H28O2 (288.4 g/mol), are dissolved in 246.7 grams of diethyl ether.
The Ka of a monoprotic weak acid is 5.16 × 10-3. What is the percent ionization of a 0.153 M solution of this acid?
calculate the volume of a 2.50M acetic acid solution that will be neutralized by 15.00mL of a 4.00 M NaOH solution
A stearic acid molecule consists of 18 carbon atoms linked together. Assuming that the thickness, t, of a monolayer is equal to the length of the stearic acid molecule, what is the size diameter of a carbon atom, s =t/18.
The decay constant for strontium- 90 is 0.0247 y^-1. how many grams of strontium-90 remain if 10.0g decay for exactly 60 years.
1. determine the volume of 6.4410-2 m adenosine triphosphate atp that is having 1.68 mol of adenosine triphosphate
Important information about Heat of Reaction, The combustion of butane produces heat according to the equation 2C4H10(g) + 13O2(g) --> 8CO2(g) + 10H2O(l) deltaHrxn= -5314kJ
The initial temperature of the water was 25.4 C and the final temperature of both the water and metal was 36.6 C. If the specific heat "c"
write a balanced equation for the reaction of phosphorus trichloride pcl3 with water h2o forming phosphorous acid h3po3
Using the Maxwell-Boltzman function, calculate the fraction of Argon gas molecules with a speed of 305 m/s at 500 K.
Identify each of the following as a homogeneous or heterogeneous equilibrium: a)CO(g)+H2(g) C(s)+H2O(g). b)NH4Cl(s) NH3(g)+HCl(g). c)CS2(g)+4H2(g) CH4(g)+2H2S(g). d)Br2(g)+Cl2(g) 2BrCl(g).
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