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A titration of sulfates in a 5.00 mL sample of drinking water with 10.0 mM (millimolar) of barium acetate as the titrant is carried out. A microflow pump was used instead of a buret, set at a flow rate of 0.122 mL/min. After 200 seconds has passed, what is the concentration of sulfates in the drinking water sample.
Calculated what is the pressure exerted by the tweezers on the floor at the moment of impact
An empty gasoline can with dimensions 15 cm by 40 cm by 12.5 cm is attached to a vacuum pump and evacuated. if the atmospheric pressure is 14.7 lb/in^2.
whats the ph of a solution of 1000 mg of vitamin C (176.1 g/mol) in water (Ka = 8*10^5) diluted to 254 mL
Based on Liquid Chromatography, how can I changed if the capacity value and selectivity value and resolution value is not in the proper range?
How many moles of HCL must be added to 1.50L of 1.70M KOH to obtain a pH of 2.00?
Hydrogen gas produced in the laboratory by the reaction of zinc and hydrochloric acid was collected over water at 25°C. The barometric pressure at the time was 742.5 mm Hg.
Cyclic Alkyne reaction with KMnO4 and O3, Molecule 1: 5 carbon ring, carbon 1 has a carbon attached which also is triple bonded to another carbon (this end carbon just has a H attached.)
A 47.0 mL sample of gas in a cylinder is warmed from 28 degrees Celsius to 91 degrees Celsius. What is the final temperature?
The solubility of oxygen in lakes high in the Rocky Mountains is affected by the altitude. If the solubility of O2 from the air is 2.67 × 10-4 M at sea level and 25°C.
Write a balanced molecular equation for these ten combinations.
A certain radiation has a wavelength of 474 nm. What is the energy, in joules, of (a) one photon
At what temperature would a 1.20 M NaCl solution freeze, given that the van't Hoff factor for NaCl is 1.9? K_f for water is 1.86 C/m
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