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A gas sample is found to contain 39.10% carbon, 7.67% hydrogen 26.11% oxygen, 16.82% phosphorus, and 10.30% fluorine. If the motecular mass is 184.1g /mol, what is the molecular formula?
Why does the processing of a crystalline material like nylon require more critical thermal control as opposed to an amorphous material like ABS
1. Arrange the following elements in a vertical list from largest (top) to smallest (bottom) atomic size: Si, S, P
Calculate the average translational kinetic energy (sometimes just called average kinetic energy)
A piston has an external pressure of 11.0 atm . How much work has been done if the cylinder goes from a volume of 0.150 liters to 0.620 liters.
When 100.g Mg3N2 reacts with 75.0 g H2O, 15.0 g of NH3 is formed. What is the % yield?
Compute the change in temperature when 1.8 g of sodium chloride is dissolved in 300.0 mL of water initially at 20C. The heat capacity of water is 4.184 J/mL/K.
What is the osmotic pressure of a solution made from dissolving 90.0 g of glucose, rm C_6H_{12}O_6, in 650 mL of water at 14.0{^circ}C.
For a standard cell made using gold (Au) and gold (III) nitrate, and cobalt and cobalt (II) nitrate write the spontaneous reaction and the reaction in cell notation form and Calculate the E^(degree sign) for this cell
Explain the difference between simple and fractional distillation. What are the differences in glassware used in simple vs. fractional distillation
What would be the volume of the carbon dioxide if it were collected wet at 24.02 degrees Celsius (still with the same ambient pressure). Assume that the vapor pressure of the water is 4.02 kPa at that temperature.
The spent fuel elements from a fission reactor are much more intensely radioactive than the original fuel elements. What does this tell you about the products of the fission process in relationship to the belt of stability, Figure?
Question- A solution of 6.85 g of a carbohydrate in 100.0 g of water has a density of 1.024 g/mL and an osmotic pressure of 4.61 atm at 20.0 C/. Calculate the molar mass of carbohydrate.
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