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Calculate the mass of glucose metabolized by a 75.4 kg person in climbing a mountain with an elevation gain of 1370 m. Assume that the work performed in the climb is four times that required to simply lift 75.4 kg by 1370 m.
Complete the following neutralization reaction, and identify the strong acid, strong base, weak acid and/or weak base.
At least how many standard solutions would you need to make calibration graph, assuming that the graph is expected to be a straight line? Explain your answer. Do not include the data from distilled water
Gas A has a density of 0.20 g L, and gas B has a density of 0.80gL, both at the same specific temperature and prassure. Which gas diffuse faster
benzopinacol and benzopinacolone have nearly identical melting points, describe how you might prove that samples of the two compounds are different
A 45.9-mL sample of gas in a cylinder is warmed from 22 C to 80 C. What is its volume at the final temperature? (Assume constant pressure.)
A 13.386 g aliquot of this solution is then titrated with 0.1052 M HCl. It required 30.21 mL of the HCl solution to reach the methyl red endpoint. Calculate the weight percent NH3 in the aqueous waste.
An alloy containing Al is analyzed. All the solution reacts with 212mL of 0.493M HCl in the 2.500g sample of alloy. calculate the mass percent of Al in the alloy.
pure nitrogen can be prepared when an aqueous solution of ammonium nitrite decomposes to form water vapor and nitrogen gas. How many grams of ammonium nitrate must have reacted if 3.75dm3 of nitrogen gas was collected over water at 26C and 97.8 kP..
sodium hydroxide to copper(II) nitrate and use a stirring rod to test if the solution is basic. How do you establish whether the solution is basic
If an insufficient amount of liquid unknown had been used, how would this have affected the value of the experimental molar mass?
Does anyone know the balanced equation piperonaldehyde (C8H6O3)+ acetophenone (C8H8O)= 3,4-methylenedioxychalcone(C16H12O3)
what is the pH of a solution prepared by dissolving 4.5 g HCl in water to make 410 mL of solution?
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