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suppose that while titrating a vinegar sample with standard NaOH you misread the buret and the calculated NaOH volume is greater than the actual volume used. How will this error influnence the final calculated percentage of acetic acid in the vinegar?
Compare and contrast diethyl ether as a general anesthetic to the modern gaseous ther general anesthetics used today. What are the benefits
How much heat is required to warm 219 g of ice from -45.7°C to 0.0°C, melt the ice, warm the water from 0.0°C to 100.0°C, boil the water, and heat the steam to 173.0°C
Calculate the number of molecules of the compound and the number of atoms of each of the elements in 6.03 moles of P4O10.
the lower state was the ground state and the upper state was the first excited state for the flame tests of each metal atom you observed,
Metal carbonyls having formula M(CO)x , where x is the number of carbonyl units co-ordinate to metal M are formed by Fe, Cr and Ni. If effective atomic number of each metal is 36
An aqueous solution with a pH of 9.87 is diluted from 1.0 L to 1.5 L. What is the pH of the diluted solution. 4.84 7.07 10.05 10.42 10.78
Utilized hexanol rather than hexane as the TLC solvent. Explain how might this have affected the TLC results
if 2000 l of hard water contains 0.022 m ca2+ and 0.0070 m mg2+, how many moles of na+ are needed to replace these ions?
What is the final temperature inside the vessel after combustion, assuming that the steel vessel has a mass of 12.205kg, the mixture of gases has an average molar heat capacity of 21J/(mol??C), and the heat capacity of steel is 0.499J/(g??C)?
If another sample of the same compound is decomposed and found to contain 8.46 g of oxygen, how many g of carbon must it contain?
Problem- The freezing point of a 0.01 m aqueous solution of a nonvolatile electrolyte is -0.072 deg. Celsius. What would you expect the boiling point of this same solution to be. (Kf = 1.86 degrees C, Kb = 0.512 C/m)
A compound contains only nitrogen and hydrogen and is 87.4% nitrogen by mass. A gaseous sample of the compound has a density of 0.925 g/L at 690 torr and 110 C.
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