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Question- A sample of nitrogen (N2) has a volume of 50.0 L at a pressure of 760 mmHg. What is the volume of gas at a pressure of 1500 mmHg if there is no change in temperature?
I don't know how to reach these answers thus please show the steps, thank you!
CaC2 + 2H2O --> C2H2 + Ca(OH)2. Using this equation, determine how many moles of CaC2 are needed to react completely with 49 g H2O.
identities of the components in a mixture by Gas chromatography may be determined by the technique called "spiking".
the molar heat of fusion is 6.02 kJ mol-1, obtain an expression in terms of A and D that gives the total heat needed to melt the block of ice if its temperature is the normal melting point.
which is limiting reagent when 42.0g of propane , C3H8, is burned with 115g of oxygen ? how many liters gaseous water are produced at STP
A student placed 16.0 g of glucose (C6H12O6) in a volumetric flask, added enough water to dissolve the glucose by swirling, then carefully added additional water until the 100.ml mark on the neck of the flask was reached.
The standard enthalpies of combustion for ethanol and dimethyl ether are -1367kJ mol-1 and -1460kJ mol-1, respectively, at 298K. what is delta U at 298K for the purposes below:
The student carefully washed the burette and rinsed it deionized water, but neglected to coat the sides of the burette with the NaOH solution before filling it for the titration. The titration required 25.24 mL of the NaOH solution. The true conce..
Sulfuric acid (H2SO4) is a very strong diprotic acid. If 0.052 moles of sulfuric acid is mixed with water to make 179 mililiter of solution, what is the molarity of H+?
Mg + 2HCl --> MgCl2 + H2 For a mass of 0.013 g Mg and 5.0 mL of 1.00 M HCl, in a flask with V = 140.612 mL at 23.5?C. Calculate the initial and final pressure (atm).
Is orbital hybridization something that occurs for every atom, or only atoms preparing to form a molecule.
What is another reagent other than phosphoric acid that can be used to determine the concentration of calcium ion by a conductometric method. What is the important criterion. (Check solubility rules)
Estimate change in free energy for this reaction at each of the following temperatures and predict whether or not the reaction will be spontaneous
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