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What is the mass percent composition of oxygen in a compound having the empirical formula C10H16O3?
Does the type of fat used to make soap result in soap with different properties. What is the best choice of fat to use and why
If 26.23mL of potassium permanganate solution is required to titrate 1.041g of ferrous ammonium sulfate hexahydrate, FeSO4(NH4)SO46H2O.
A reaction inside a cylindrical container with a movable piston causes the volume to change from 14.0L to 21.0L while the pressure outside the container remains constant at 0.975 atm.
Explain how to prepare 1L of a buffer at pH 7.4 using 1M hypochlorous acid (Ka = 3.5 x 10-8) and a 1 M NaOH solution.
A typical frequency used by GSM cell phones is 611.0 MHz. What is the wavelength of this signal
what is the difference between structural isomers and stereoisomers? would you give me some examples with organic
assume you dissolve .297 g of the weak acid benzoic acid in enough water to make 105 ml of solution and then titrate
The other plate was placed in a chamber containing hexane, and after developed it showed two spots, one with an Rf value of 0.54 and one with an Rf value of 0.37. Explain how this occurred
A sample of 7.50 g of SO2(g) originally in a 5.00-L vessel at 18°C is transferred to a 10.0-L vessel at 25°C. A sample of 9.00 g N2(g) originally in a 2.50-L vessel at 20°C is transferred to this same 10.0 L-vessel
Calculate the pH of a solution that results from mixing 37.6 mL of 0.127 M ammonia with 48.3 mL of 0.119 M ammonium chloride.
an unknown sample of n2 gave a current of 2.36microa in an electrochemical analysis. when 0.500 ml of solution
Vanadium has two naturally occurring isotopes,V with an atomic mass of 49.9472 amu andV with an atomic mass of 50.9440. The atomic weight of vanadium is 50.9415.
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