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A sample of vinegar of 50 ml and density of sample = 1.06 g/mL was diluted to 500 milliLitres. Titration of a 50 mL of this solution needed 42.5 mL of 0.0900 M sodium hydroxide NaOH to reach the end point. Determine the acid content of the vinegar as wt % CH3COOH, acetic acid
determine at what pressure will pure H 2 O start to boil if its temperature is seventy five degree Celsius
Determine the theatrical yield if 1.56 grams of hydrogen is permitted to combines with 9.70 grams of nitrogen producing 1.43 grams of ammonia?
Compute the density of dry air and molar mass at zero degree Celsius temperature and 1.0 atm of pressure.
What is methanol's vapor pressure It boils at 65.0 °C and has a heat of vaporization ΔHvap = 37.4 kJ/mol. at 22.0 °C?
Determine the phase composition and temperature when equilibrium is reestablished?
Determine the volume of CO 2 at a temperature twenty two degree Celsius and a pressure of 781 mmHg could be absorbed by 327 grams of Lithium hydroxide LiOH?
What is the structure (including functional groups)? Stereochemistry (racemic or single enantiomer)?
The density of mercury is 13.595 g cm -3 . What will be this value in SI units? Give the SI units and their symbols for the following physical quantities:
Calculate the major product in the Williamson ether synthesis between 1-bromopentane and sodium 1-phenylethoxide. correct stereochemistry of the product must be shown in its with four bonds - with H - at the chirality center.
Find the volume of oxygen gas required to react completely with iron and Calculate the volume of oxygen gas at STP that is required to completely react with 61.0 g of iron.
What is the average speed of the sprinter if A sprinter set a high school record in track and field, running 200. M in 22.0s .express your answer in kilometers per hour?
Cd2 forms two complexes with C2H3O2, with the following formation constants:(a) Find K2 for the reaction, (b) You prepare 1.00 L of solution containing 0.110 mol CH3CO2Na and 4.00 × 10-4 mol Cd(ClO4)2. Compute the fraction of cadmium in the form ..
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