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If a 1-inch nail has a mass of 2.2g, what will be the mass of one mole of 1-inch nails?
Indicate whether each process produces an increase or decrease of the entropy of the system. boiling of ethanol dissolving sodium chloride in water 2H2O (g)
If you add 3mL of water to 1mL of NADH, mix as well as get an absorbance of 0.2, Explain what is the concentration of the original NADH solution
While I- is added to IO3- under acidic conditions, I2 is produced and the solution becomes a brown/yellow color. The net ionic reaction is illustrated below.
The half-equivalence point of a titration occurs half way to the end point, where half of the analyte has reacted to form its conjugate, and the other half still remains unreacted. If 0.560 moles of a monoprotic weak acid
Explain how many values are there for the magnetic quantum number when the value of the angular momentum quantum number is 3
Explain the meaning of the term condensation reaction in organic chemistry. 3.) explain how you would show experimentally that 2 particular organic compounds were optical isomers of each other.
Why is it uncenessary to include an aluminum trihalide in the electrophilic aromatic bromination reaction of acetanilide with molecular bromine?
Start Virtual ChemLab and select Alpha and Beta Particles from the list of assignments. The lab will open in the Quantum laboratory. What source is used in this experiment? Drag your cursor over the source to identify it.
chlorine triflouride gas at 708 mmHg and 50 degrees celcius. what is the mass (in g) of the sample?
A buffer is made by dissolving 0.037 mol of potassium fluoride in 135 mL of 0.0237M hydrofluoric acid. Assume no volume change when the salt is dissolved. Calculate ph of the buffer.
One liter of 1M acetate buffer at pH = 4.5 is mixed with 600 ml of .5M acetate buffer at pH = 4.8 and then one liter of HCl (0.1M) is added. What is the pH of the final solution?
Compute molar mass of ethanol after calculated molar mass in an experiment and the given molar mass of ethanol is 46.07g
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