What mass of glucose
What mass of glucose (180.0 g/m) must be added to 0.50 kg of water to increase the boiling point of the solution by 2.0 degrees C? (Kbp = 0.52 degrees C/mol)
a. 3.8g of glucose
b. 190g of glucose
c. 350g of glucose
d. none of the above
Now Priced at $20 (50% Discount)
1) Draw the form (structure) of ascorbic acid that is present at physiological pH (in the body; pH= 7.4). What diseases can be prevented and/or treated by the intake of ascorbic acid?
How many grams of sodium lactate (CH3CH(OH)COONa) should be added to 1.00 L of .160 M lactic acid (CH3CH(OH)COOH) to form a buffer solution with a pH=3.90? Assume that no volume change occurs when that lactate is added.
Aluminum reacts with oxygen gas in a combination reaction to produce aluminum oxide. How many moles of oxygen gas are needed to react with 1.64 moles of aluminum
Biotechnology has allowed us to genetically modify corn with a gene that acts as a pesticide. What could be a possible environmental impact of this development?
The concentration of NaCl in solution is 0.25 M. What volume of solution contains 5.0 g NaCl.
Calcium carbonate, or limestone, is relatively insoluble in water. At 25?C, only 5.8 mg will dissolve in 1.0 liter of water. What volume of water is needed to dissolve 5.0 g of calcium carbonate?
If 25 g of methanol (CH4O) are dissolved in 147mL of solution, what is the molarity of the solution
look up the densities of ethanol and water at room T in a habnbook ethanol 0.789 g/cm^3 and water 0.998 plot these two points on a graoh at 0 and 100%H2O
The analysis showed 92% CO2, 2.2% NO, 1.7%SO2 and 4.1%H2O by mass. what is the partial pressure exerted by nitric oxide (NO).
The small bags of silica gel you often see in a new shoe box are placed there to control humidity. Despite its name, silica gel is a solid. It is a chemically inert, highly porous, amorphous form of SiO2
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!