Determine the mass of sodium phosphate is required
Determine the mass of sodium phosphate is required to prepare 1.40 liters of such a solution? A solution is to be prepared with a sodium ion concentration of 0.591 mol/L.
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Atmosphere which is having the temperature of -20°C independent of altitude (h = 29141 ft). Suppose that air at the sea level is 80%N2 and 20% O2.
In the Sahara Desert the incident sunlight at ground level having density of power is 1.44 kWm-2 in July at noon. Calculate the maximum rate of loss of water from a pond in an oasis of area 12m2. (Assume that all the radiant energy is absorbed).
Suppose if you mix 2.4g of A with 15.3 g of B, then calculate the final weight of AB and the weights of A and B left in the solution.
Find present market value of bond if prevailing market interest rate is 5% per year. Find prevaling market interest rate if current market value of bond is $300.
Calculate the reaction that took place in the separatory funnel among the diphenylamine which is dissolved in the ether and excess 5% HCL. Show the phase of all products. The drawing is two benzene rings bonded by the H over N.
A pilot, flying at the altitude of 5000 feet, wants to approach numbers on the runway at the angle of 10 degree. Determine, to the nearest 100 feet, distance from the airplane to numbers at beginning of descent.
Assume you invest $580 at 10% compounded continuously. Write the exponential function to model amount in the investment account.
At 25.0C determine the entropy of fusion of a compound given that its enthalpy of fusion is having 32 kJ/mol at its melting point of 146C and the molar heat capacities of the liquid and solid forms are 28 J/(K mol) and 19 J/(K mol), respectively.
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