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NF4+ Lewis dot structure because need to know it randomly typing things for the reason that the needs to be longer. However, if you could tell me the structure, that would be great.
Explain with which food label value will you compare your experimental result when computing the percent difference in your determination of energy content. Briefly describe
A mass of 2.052 g of a metal carbonate, MCO3, is heated to give the metal oxide and 0.4576 g CO2.
Calculate the density of a piece of wood that is found to have a mass 2.34 g and is placed in a graduated cyclinder with 34 ml of water, which then rises to 50 ml with the block of wood
the rotational temperature θR=0.0538 k and the vibrational temperature θv = 308.65 K. would the vibrational contributions to U-U(0) and Cv still be significant at 100K? please explain.
Given that one mole of NaOH reacts exactly with one mole of potassium hydrogen phthalate, write the chemical reaction and calculate the number of milliliters of .100 M NaOH required to neutralize the .500 gram sample of potassium hydrogen phthalat..
A 40-year old weighs 150 lb experience abdominal pain and says he consumed two 12oz bottle of beer. The alcohol in the beer is about 5 % alcohol and he said he was drinking over a hour.
At 1000 K, a sample of pure NO2 gas decomposes. 2 NO2(g) ->2 NO(g) + O2(g) The equilibrium constant KP is 158. Analysis shows that the partial pressure of O2 is 0.44 atm at equilibrium. Calculate the pressure of NO and NO2 in the mixture.
for swimming 1500 m in a long course pool is 14 min 34.56 s. At this rate, how many seconds would it take to swim 0.650 miles? (1 mi = 1609 m.)
Calculate the pH of this solution. 2. Calculate the pH after 0.10 mol of HCl has been added to the original solution. Assume no volume change on addition of HCl. 3. Calculate the pH after 0.20 mol of NaOH has been added to the original buffer solu..
Kw=1.0E-14. A sample of 0.1355g of an unknown monoprotic acid was dissolved in 25.0mL of water and titrated with 0.0950 M NaOH. If the acid required 19.3mL of base to reach the equivalence point, what is the molar mass of the acid
palladium crystallizes with a face-centered cubic structure. it has a density of 12.0 gcm3 a radius of 138 pm and a
A solid sample containing some Fe^2+ ion weighs 1.062 g. It requires 24.12 mL 0.01562 m KNno4 to titrate Fe^2+ in the dissolved sample to a pink end point
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