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Assignment
Short Essay which answer the following statement written in essay form and not question form
What are the sources of plastics in the ocean?
• What are the so-called "garbage patches" in the oceans? Where are they located?• What are some of the dangers or problems associated with plastics in the oceans? To humans and to wildlife?• How do plastics in the ocean become toxic?
What is the order of stability of these three isomers based on their steric energies. and Why.
The enthalpy of activation of a first order reaction is 123kj/mol. The rate constant at 80 C is 1.73x10^-2 s^-1. What is the rate constant at 35 C. (R=8.31 j/mol K
Calculate the pH of a system composed of 0.135 M HC7H5)2, benzoic acid and 0.176 M KC7H5O2, potassium benzoate.
Use H2C4H4O4 to determine the concentration of NaOH, Which solution will you put in the buret and which solution will you titrate?
In carrying out the ?rst standardization in this experiment, a student used 0.5899 g of potassium hydrogen phthalate (KHP) and 24.81 mL of a NaOH solution
The community of Enviro, US (population 26,300) tests its drinking water supply for coliform organisms by the fermentation tube method (five 10 ml portions per sample).
explain how the relative strengths of solute-solute interactions solvent-solvent interactions and solvent-solute
An aqueous solution is 22.0% by mass silver nitrate, AgNO3, and has a density of 1.22 g/mL. What is the molarity of silver nitrate in the solution?
When 35.0 g of an unknown nonelectrolyte is dissolved in 220.0 g of benzene, the solution boils at 83.2°C. Calculate the molecular weight of the unknown nonelectrolyte. The Kb for benzene = 2.53°C/m. The boiling point of pure benzene is 80.1°C.
In many instances, those encounters include changes between these 3 different states of matter. Get creative and identify situations where a substance changes between states of matter. Identify 2 gases and tell whether their bonds as ionic, polar ..
What mass of nitrogen gas is produced by the reaction of 8.25g of ammonium perchlorate? Be sure your answer has the correct number of significant digits
why might a poor yield of cyclohexene be realized if the dehydration that you did was carried out with hcl instead
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