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A) How many liters of H2 gas can be produced at 0 °C and 1.00 atm (STP) from 40.0 g of Zn?
Zn(s)+2HCl(aq)→ZnCl2(aq)+H2(g)
B) A steel cylinder with a volume of 15.0 L is filled with 64.2 g of nitrogren gas at 25°C .
What is the pressure, in atmospheres, of the N2 gas in the cylinder?
C) A gas mixture containing oxygen, nitrogen, and neon exerts a total pressure of 1.16 atm .
If helium added to the mixture increases the pressure to 1.74 atm , what is the partial pressure (atm) of the helium?
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for an ideal rankine cycle steam power plante the following operating parameters are fixed steam enters the
A buffer is made by mixing 5.0 mL of 4.0 M NH3 (aq) with 15mL of 2.4 M NH4Cl(aq). What is the pH of the buffer at 25 degrees Celcius, if the base ionization constant of ammonia is 1.8*10^-5 and the ion product of water is 1.0*10^-14 at this temper..
An 11.2 liter flask at 0 degrees C contains one mole of oxygen, two moles of nitrogen and three moles of helium. What is the pressure in the flask
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A 2.52- sample of a compound containing only carbon, hydrogen, nitrogen, oxygen, and sulfur was burned in excess to yield 4.36 of and 0.892 of as the only carbon and hydrogen containing products respectively.
Why does the ionisation of two or more electrons from an atom of a transition element take place with the removal of s electrons in preference to the d electrons?
Could you please help me solve this problem because I am stuck on it. The one that I am having trouble on is in the Problems section and it is number 7.17P
The free energy change of the conversion of tasmainium to bulgarium was - 60 kcal and the enthalpy of the reaction was determined to be - 9.2kcal.
Joe makes up a 0.1M solution of Potassium Fluoride. He uses a pH meter to test the pH of the solution. What is the most reasonable value he would find?
What is the complete and balanced chemical equation for. Lithium Sulfate+Lead(II) acetate ? Copper(II) nitrate+Sodium sulfide? Strontium nitrate+potassium iodide
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