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a concentrated solution of naoh is 500 naoh by mass and has a density of 154 gml if 250 ml of this solution is diluted
a student titrates 250 ml of a 0100 m solution of acetic acid with a 0100 solution of sodium hydroxide calculate the ph
your patient is perscribed 10 ml of a 5 mgml solution of penicillin they will need to take this 2 times per day for 5
an experiment similar to the one in this module was performed to determine the solubility and the solubility product
a 115c vapor consisting of 60 mol benzene and 40 mol toluene is cooled isobarically at 1 atm using thetxy diagram from
consider the following reactioncalcium hydroxide and phosphoric acid react to form calcium phosphate and watera
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discussion problemsam and sue have only nickels and dimes sue had 35 cents sam has the same number of dimes as sue has
1 do your results suggest that the presence of rabbit serum facilitated the hydrolysis of aspirin ifso what evidence
assignmentcreate at least two visuals using your databullcreate a scatter plot of the data and apply a linear model
what is the formula of a hydrate containing calcium sulfite if 231 of the hydrates mass is
anhydrous barium iodide has a mass of 952 grams what is the name of its hydrate if the hydrated sample has a mass of
how much water does 150 grams of ironii nitrate octahydrate lose when converted to its anhydrous
how do you account for the smell of vinegar when an old bottle of aspirin is opened write a balanced chemical reaction
assignment domains of rational expressionsin this discussion you are assigned two rational expressions to work on
when salt is applied to roadways in the winter is there an experiment using yeast that would help me determine if the
consider the molecule with the following skeletal structure hnch-ohthe order of atoms shown above indicates their
consider two samples 5 g of water and 5 g of ethanol both at a 25 degrees c if 200 j of heat is added to each sample
1 a 176l sample of ne gas at 489 atm and 23degc is now expanded to 663l at 45degc what is the final pressure after the
how will the ir spectrum help you differentiating between an alcohol and a carboxylic acid what characteristic
write structures for acetone a ketone and methyl ethanoate an esterbased on your ir knowledge compare the co bond
1 convert 666 calories to joules2 will a weak acidstrong base neutralization have the same molar heat of neutralization
1 a 1200 -ml sample of a solution that is 30times10-3m in agno3 is mixed with a 2300 -ml sample of a solution that is
calculate thenbspphnbspof the solution that results from each of the following mixturespart a1500nbspmlnbspof