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Aluminum metal reacts with sulfuric acis, H2SO4, to yield aluminum sulfate and hydrogen gas. Calculate the mass of aluminum metal needed to produce 13.2g hydrogen.
A tank at is filled with of sulfur hexafluoride gas and of carbon monoxide gas. You can assume both gases behave as ideal gases under these conditions.
If a buffer solution is 0.220 M in a weak acid (Ka = 8.5 × 10-5) and 0.550 M in its conjugate base, what is the pH
Acetylene gas (C2H2) is produced as a result of the following reaction. CaC2(s)+2H2O(l) = C2H2(g)+Ca(OH)2(aq) . If 32.0 g of CaC2 are consumed in this reaction, how many moles of H2O are needed?
Procedure for Using Hess's Law; for Part C, What is the enthalpy for the following reaction
Calculate the hydronium ion concentration and the pH after the addition of 0.25 mL of 0.10 M HCl to each one.
The equilibrium constant for a reaction is 0.48 at 25 o C. What is the value of ?G o at this temperature?
Draw the skeletal structure of the product if the following alcohol were treated with HF in pyridine. Atoms other than carbon and hydrogen are labeled
A muon is an elementary particle with a negative charge equal to the charge of an electron and a mass approximately 200 times that of the mass of an electron.
If 25.0 ml of 0.150 M Ba(OH)2 is required to react completely with 45.0 ml HCl solution, what is the molarity of the HCl(aq)
The liquid rate used is twice the minimum, the equilibrium relationship can be represented as yA=9.95 xA then determine what is HOG, operating line relationship, NOG and packed height of the column?
Substituents on an aromatic ring can have several effects on electrophilic aromatic substitution reactions. Substituents can activate or deactivate the ring to substitution, donate or withdraw electrons inductively
What mass of this substance must evaporate in order to freeze 112 of water initially at 18? (The heat of fusion of water is 334 the specific heat of water is 4.18 .
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