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Which of the following are general goals for green chemical synthesis methods? I. There is less waste. II. Harsh reagents are avoided. III. It uses recombinant technology. IV. It needs intense purification.
Converting Grams and Moles, To do this assignment, use your calculator to do the calculations required. Then invert the calculator to read the message word. Insert the message word into the appropriate space in the statement
Constant external pressure of3.00 atm, followed by2) against a constant external pressure of 2.00 atm. Calculate q and w. (101.33 J = 1 L atm)
At what pH will a solution 0.15 M Cu2+ begin to precipitate as Cu(OH)2? The Ksp for Cu(OH)2 is 1.6 × 10-19.
Consider a process carried out on 1.00 mol of a monatomic ideal gas by the following pathway from state A to state B
What is the equilibrium concentration of hydronium ion in a solution that is 0.041 M in HF and 0.19 M in F1- ion.
2K(s)+2H2O(l)--> 2KOH(aq) + H2(g) A 5.00 g chunk of potassium is dropped into 1.00 kg water at 24 deg C. What is the final temperature of the water after the preceding reaction occur.
The phase diagram starts at 0K and gradually increases from 100k to 200k and as it hits 200K, the line splits apart increasing in pressure
Using the volumes of sodium EDTA solution you just entered and the corresponding calcium carbonate masses entered earlier, calculate the molarity of the sodium EDTA solution for each trial.
35.5 grams of an unknown substance is heated to 103.0 degrees Celsius and then placed into a calorimeter containing 100.0 grams of water at 24.0 degrees Celsius.
The air pollutant NO is produced in automobile engines because of the high-temperature reaction below. If the initial concentrations of N2 and O2 at 1000 K are both 1 M
Chlorine has an average atomic mass of 35.453 amu. The main isotopes of chlorine are 35Cl which has an atomic mass of 34.968 amu and 37Cl, which has an atomic mass of 36.956amu. Given this, what is the percent abundance of each isotope in natural ..
A buffer is prepared by mixing 615 mL of 0.50 M formic acid, HCHO2, and 385 mL of 0.50 M sodium formate, NaCHO2. Calculate the pH.
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