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Stream of 50% acetone and 50% weight of water is mixed with a stream of pure MIBK in an extractor system. The mass feed rate of the acetone to water stream is half that MIBK. What is the outlet mass of the water rich phase per mass of water in feed?
This time the liberated EDTA required 15.47 mL of standard 0.020 65 M Mn2+. Calculate the number of miligrams of each metal (Mn2+, Zn2+, and Mg 2+) in the 25.00 mL sample of unknown.
mg3n2s 3 h2ol 3 mgos 2 nh3ghow many moles of magnesium oxide are produced by the reaction of 3.82g of magnesium
Chemical analysis of olivine (orthorhombic, Z=4) shows that it contains 40.99 wt % SiO2, 50.00 wt % MgO, 8.99 wt % FeO and a trace of MnO. The measured cell dimensions are a=4.76A, b=10.21A, c=5.99A. Determine the density of this member of the oli..
Synthetic rubber is prepared from butadiene, C4H6. About how many monomers are needed to make a polymer with a molar mass of 108000 g/mol
A substance containing 28.84% Nitrogen, 0.0648g Hydrogen, and Oxygen and Carbon, with (total) mass (of the substance) 1.2953, is burned in excess oxygen to produce 2.241 grams of carbon dioxide.
The Ksp of CaSO4 is 4.93× 10-5. Calculate the solubility (in g/L) of CaSO4(s) in 0.500 M Na2SO4(aq) at 25 °C
Carbon dioxide is heated in a constant pressure process from 15C and 101.3kPa to 86C Determine per unit mass the changes in:internal energy,volume
what is the approximate ph of a solution prepared by adding 20 ml of 0.10 m naoh to 200 ml of 0.10 m
Use the processes of desalinization ( obtaining drinking water from sea water) and electrolysis of water (using electricity to separate water into hydrogen and oxygen) to explain the difference between compounds and mixtures. Please use complete e..
A SCE and an indicator electrode were connected to a voltmeter. All conditions were standard. The observed cell emf at 25 oC was 0.601 V. The potential of the indicator electrode is therefore
Iron (II) ions catalyze the oxidation of luminol. The intensity of the resulting chemiluminescence has been shown to increase linearly with iron (ii) concentration from 10^-10 to 10^-8 M.
What product was formed and why did this route to the ether fail. Suggest a different substitution reaction that should yield the desired product.
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