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A pound of coffee beans yields 30 cups of coffee (4 cups = 1 ). How many milliliters of coffee can be obtained from 1.0 of coffee beans?
The water level in a graduated cylinder was at 211 rises initially it raised to 270 after adding a piece of lead is submerged. Determine the mass in grams of the lead?
2NOCl(g) → 2NO(g) + Cl2(g) ,At 450 K the rate constant is 15.4 atm-1s-1. How much time (in s) is needed for NOCl originally at a partial pressure of 46 torr to decay to 25.8 torr.
Determine how many grams of Oxygen(O2) would be used when 10.82 Litres Nitric oxide (NO(g) is formed at the temperature of 19.82 degree Celsius and pressure of 1.092 atm?
When you heated the hydrated compound this process starts slowly at first find out the reason behind this and compute k for this acid if A 0.020 M solution of weak acid HA is 0.60% ionized.
Determine the partial pressures of each of the reactants CH4 O2 NO in the flask and the partial pressures and of each of the products and the total pressure in the flask
Question : Explain and show how you would sythesise the following compounds, starting with benzene or toluene and any necessary acyclic reagents. Assume para is the major product.
A lead fishing weight with a mass of 68 g absorbs 146 cal of heat. If its initial temperature is 56°C, what is its final temperature.
When 0.800 g of Ca metal is added to 200.0 mL of 0.500 M HCl(aq), a temperature increase of 13C is observed.Assume the solution's final volume is 200.0 mL, the density is 1.00 g/mL.
Four (4.00) moles of a perfect gas at 250.0 K and 1.50 bar pressure undergo a reversible isothermal compression until the pressure becomes 3.00 bar.
Upon resonding to a 2am domestic transportation mishap, your hazmat team determines that a liquefied compressed gas is leaking from a 5lb steel cylinder.
By Solving this problem student is able to understand how to calculate theoretical and percent yields in an experiment - determine theoretical and percent yields for this experiment.
Build and elucidate a prototype model, Use your model to recommend a schedule of the burning and, if necessary buying, fuels, Use your model and its results to offer.
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