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Oftern solutions can be hazardous in ways that are not necessarily related to ther acidity of basicity. Briefly comment on the hazards that you need to be aware ofwhen working with:1). 0.01M HNO32). 0.1M NH3/H2O
molecular orbital theory compare these species with regard to A. their magnetic character B. net number of pie bonds C. bond orber, and D. bond length
Reaction Mechanism: Draw a reasonable reaction mechanism (i.e. show the electron movement) for the synthesis of 2-butoxynaphthalene.
Assume that a particular reaction evolves 250 kj of heat and that 34 kj of PV work is gained by the system. What is the enthalpy?
A 530. g piece of copper tubing is heated to 92.0°C and placed in an insulated vessel containing 49.5 g of water at 39.5°C. Assuming no loss of water and heat capacity for the vessel of 10.0 J/K,
can you find out the name and formula of the unknown compound and determine the identity of the element?
The final temp of the water is 78.26 degrees F. Calculate the specific heat of the metal. Assume that all energy lost by metal is gained by the water.
consider a solvent whose molecular weight is 100.0 amu and whosevapor pressure at 25degc is 25.00 mm hg. 100.0 g of a
what are the balanced molecular equations for all of the chemical reactions involved in the copper cycle experiment? There are eight of them.
What are the signs of ΔHvap and ΔSvap for water. Do you expect the signs of these quantities to be the same for other liquids. Explain
A 0.479 g sample of nitrogen, oxygen or neon gas occupies a volume of 265 mL at 157 kPa and 20?C. What is the molar mass and identity of the gas
Which of the following pairs might be expected to be more ionic? (a) CaCl2 or MgCl2 (b)NaCl or CaCl2 (c) NaCl or CuCl (d) TiCl3 or TiCl4
Describe how you prepare 5.00 times 10^2 mL of 0.7 M CuSO4. How many grams of CuSO4 are needed. How many significant figures are used for the mass. What type of container should it be made up in.
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