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problem- carbon dioxide dissolves in water to form carbonic acid which is primarily dissolved co2 dissolved co2
problem- a calorimeter contains 280ml of water at 150c when 190g of x a substance with a molar mass of 580gmol is added
problem- current theories of atomic structure suggest that all matter and all energy demonstrate both particle-like and
problem- fluorine-18 decays via first-order kinetics and has a half-life of 10977 minutes starting from a 1 gram
problem- we mix 5000 ml of 0050 m hno3 and 25 ml of 010 m nach3coo what is the ph of the resulting solution ka
problem- the lowest level of 14c activity that seems possible for experimental detection is 003 dismin-1what is the
problem- a 100 g mixture of ki and kno3 is dissolved in 2500 ml of water a 2000 ml portion of this solution is
problem- given the following reaction what mass of chlorine cl2 is required to completely react with 2627 g of ph3
problem- 1 copper ii sulphate pentahydrate cuso45h2o has 5 moles of water for each mole of cuso4 in the solid crystal
problem- prior to their phaseout in the 1980s chemicals containing lead were commonly added to gasoline as
problem- part a if 45 moles of methane ch4 are reacted with 162 moles of chlorine cl2 and each reaction occurs with an
problem- consider the neutralization reaction of potassium hydroxide with sulfuric acid to produce water and potassium
problem- every alpha amino acid has at least two possible sites for acidbase reactivity the carboxylic acid site pka
problem- find the concentration of i- in 0010 m agno3 saturated with agi include activity coefficients in your
problem- for the following balanced equation determine how many grams of water are produced from 6g of n2h42 n2h4g
problem- how many atoms of oxygen are present in 600 grams of kclo3 a 295 x 1022 b 885 x 1022 c 813 x 10-26 d 244 x
problem- lets combine your knowledge of transpiration and photosynthesis on this question in a natural environment
problem- how many ml of 505 weight percent naoh with a density of 153gml are required to prepared 2l of 0169m naohthe
problem- a sample of 70 mmol of gas expands reversibly and isothermically at 373 k from 525 cm3 to 629 cm3 during such
problem- from 300 k to 600 k the second virile coefficient for methane can be approximated by the empirical
problem- calculate the work done by the system during an isothermal reversible expansion of 3 moles of a gas that obeys
problem- when 200 mol of o2 treated as ideal are heated at a constant pressure of 400 atm its temperature increases
problem- a sample formed by 200 mol of an ideal gas initially at a pressure of 100 atm and a temperature of 350 k is