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problem- calculate the difference between delta h and delta u when 10 mol of grey tin 573g cm-3 changes t o white tin
problem- a 124-g sample of a hydrocarbon when completely burned in an excess of o2g yields 404 g co2 and 124 g h2o draw
problem- the enthalpy of formation of methanethiol ch3shg is 229 kjmol methanethiol can be synthesized by the reaction
problem- 220ml of 116 m sulfurous acid h2so3 was titrated with 01019 m koh at what added volume of bas does the
problem- what is the ph of a solution that is made by mixing together 1000ml of 0083 m nitrous acid with 500ml of 010 m
problem- decontaminate water containing lead ions by precipitation with iodide ions the scientist wants the final
problem- liquid sodium is being considered as an engine coolant how many grams of liquid sodium minimum are needed to
problem- for the following reaction what volume of no2 can be produced from 070 l of o2 measured at the same
problem- if all of the energy from decay of the 40-k in one banana could be captured and converted into electrical
problem- 100 ml of buffer is made using 0041 moles of hc2h3o2 acetic acid and 0038 moles of nac2h3o2 sodium acetate the
problem- how many moles of h or oh- ions are there in 3 moles of h2so4 in 02 mole of naoh in 1 mole of h3po4 assume
problem- consider the preparation of 3-chloro-3 7-dimethyloctane by reacting 3 7-dimethyl-3-octanol with concentrated
problem- consider a process in which an ideal gas is compressed to one-fifth of its original volume at constant
problem- in the pyroxene kanoite the formula unit has two sio3 2- units and is balanced by manganese and magnesium ions
problem- a water pre-chiller is required for some processes in the southern united states where the temperature of tap
problem- draw and following sugar nomenclature give composition and linkage of the structures of maltose lactose
problem- describe how to prepare 0300 l of 0600 m hcl solutions starting with a 200 m hcl solution what volume in l of
problem- find the ph of the equivalence point and volume ml of 0200 m hcl needed to reach the equivalence point in the
problem- when backpacking in the wilderness hikers often boil water to sterilize it for drinking suppose that you are
problem- at equilibrium the concentrations in this system were found to be n2o20200 m and no0400 mn2g2g ltgt 2nogif
problem- what instrument and equation would you use to analyze a sample that has more than one analyte in absorption
problem- ammonia gas is synthesized by combining hyrdogen and nitrogen if you want to produce 562g of nh3 what volume
problem- how many moles of hcl must be added to 100 ml of a 0100 m solution of methylamine pkb 336 to give a buffer