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1.During a titration the following data were collected: A 10 mL portion of an unknown acid solution was titrated with 1.0 M NaOH. 40 mL of the base were required to neutralize the sample. What is the molarity of the acid solution?
2.How many grams of Cl2 can be prepared from the reaction of 15.0 g of MnO2 and 30.0 g of HCl according to the following chemical equation?
3.What is the oxidizing agent in the following chemical reaction?
5H2O2 + 2MnO4- + 6H+ 2Mn2+ + 8H2O + 5O2
The gas remaining in the first container shows a pressure of 1.710 atm. Calculate the volume of the spherical container.
Will the volume of a gas decrease, increase, or remain unchanged for each of the following sets of changes? a) The pressure decreased from 4 atm to 1520 mm Hg, while the temperature is decreased from 250°C to 212°F. b) The pressure is increased fr..
How much salicylic acid is required to produce 1.1 x 102 kg of aspirin assuming that all of the salicylic acid is converted to aspirin
When making a plot with the Claussius Clapeyron equation, the enthalpy of vaporization can be calculated from the slope of the line of lnP vs 1/T.
Concentrations of flouride in drinking water grerater than 4.0 mg/L can cause mottled teeth in children. What is 4.0 mg/L expressed as molality
The analysis was completed by titrating the excess acid with 11.37 mL of 0.1080 M NaOH. How many of these tablets represent a proper dose for patients whose weight is 100 lb (assume that 1 pound, lb, is 0.45 kg).
in flushing and cleaning columns used in liquid chromatography to remove adsorbed contaminants a series of solvents is
Calculate the entropy change when 5.00 mol of argon expands reversibly at constant temperature (298 K) from a pressure of 10.0 to 1.00 atmospheres. Assume ideal gas behavior
Which one would undergo SN1 reaction and then which would undergo SN2 reaction? I know Tert-butyl chloride would undergo sn1
What is the order of the reaction with respect to sucrose and the value of the rate constant k
A 1.50 g sample of solid NH4NO3 was added to 35.0 mL of water in a styrofoam cup (insulated from the environment) and stirred until it dissolved. The temperature of the solution dropped form 22.7 C to 19.4 C. What is the heat of reaction for disso..
Consider the titration of 30.0 ml of 0.035 M NH3 with 0.025 M HCl. Calculate the pH after the following volumes of titrant have been added.
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