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1. Suppose that etyhylene bis to be supplierd to the reaction chamber at the rate of 100.0 L per minute at 300.0 celsius and 7.00 times 10^3. At what rule in moles per minute is ethylene being supplied to the reaction chamber?
2. In the first pass of ethene through the reaction chamber ,the actual rate of production of ethanol ia 271 g/min. what is the percent yield for the reaction?
A cell composed of a platinum indicator electrode and a silver-silver chloride reference electrode in a solution containing both Fe2 and Fe3 has a cell voltage of 0.738 V. If the silver-silver chloride electrode is replaced with a saturated calome..
what mass of cucl2 is contained in 75.85 g of a 22.4% by mass solution of cucl2 in water
How much of either 5.0 M HCl or 5.0 M NaOH must you add (and which one)? Assume the pka for imidazole is 7.0.
A smple of mixture of NaCl, Caco3 and SiO2 weighed 7.30 grams. During the water wash the sample lost 2.21 grams. After treatment with HCL, the sample weighed 2.05 grams.
Lead is a toxic metal that affects the central nervous system. A Pb-contaminated water sample contains .0011% Pb by mass. What volume of water in mL contains 115 mg of Pb
If 60.0 g of H3PO4 is dissolved in enough water to form 175 mL of solution, what is the molarity (M) of the solution?
What is the empirical and molecular formula for a compound that is 46.16% carbon, 5.16% hydrogen and 48.68% fluorine if the molar mass of this compound is 156.12 g
A sweet beverage drink contains sugar labeled as having 95 Calories (95kcal) of energy. how many kilojoules are there in 95.0 Calories?
what is the freezing point in celsius of a solution prepared by dissolving 6.20 g of mgcl2 in 110 g of water? the value
Which of the following is the definition of molarity. A. moles of solute/1000 grams of solvent B. moles of solute/liter of solution C. moles of solute/liter of solvent D. moles of solvent/1000 grams of solute
Calculate the binding energy (in J) and the nuclear binding energy per nucleon of 107- 47 Ag (106.9051 amu). a. nuclear binding energy in J
how much energy heat is released when 0.9 moles of h2 reacts with 0.5 moles of cl2 to create hclg if the deltahrxn
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