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For the reaction below, which equation represents the rate of reaction? 6CH2O + 4NH3 (CH2)6N4 + 6H2O
What is the minimum flow rate of water (? = 0.990 g/mL) required to scrub out 90.0% of the incoming NH3? What is the mole fraction of NH3 in the scrubbed waste gas stream?
Which of these is a stronger acid from greatest to least. I know that CH3COOH, HF, and H3PO4 are weak acids and HI and H2So4 are strong acids.
State the Law of Combining Volumes and provide an example of your own construction which demonstrates this law
Draw the most stable conformation of trans-1-isobutyl-4-methylcyclohexane in both the chair conformation and the wedge structure.
5.00g of Mg was reacted completely with Cl2 to form MgCl2 and 63.0kJ of heat was evolved. what is the molar enthalpy of formation of MgCl2?
what is the mass of the solid nh4cl formed when 64.0 g of nh3 are mixed with an equal mass of hcl? what is the volume
Calculate the pH of a solution when 0.200 moles of solid NaOH is added to 2.00 liter of 0.250 M HCl. Assume no change in volume.
Balance equation. What is the percent yield if 122 grams of SiO2 are made from 246 g of Cr2O3 by the following equation. Si(s) + Cr2O3(s) - - - - > SiO2(s) + Cr(l)
Calculate the initial pH, pH after addition of 20 mL HCl, pH after addition of 50 mL HCl, pH at the equivalence point, and pH after addition of 120 mL HCl.
Describe how to prepare 50.0mL of 5.30 x10-2 M solution from pure drug and water.
although aspirin solutions do not absorb visible light, we are still able to use visible light in an experiment to analyze the purity of aspirin. Why?
When NEM is added to a solution of creatine kinase, Cys 278 is alkylated, but no other Cys residues in the protein are modified. What can you infer about the role of the Cys 278 residue based on this information
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