Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
in writing a lab report a hypothesis is needed the experiment called for a titration hcl solution of unknown molarity
a 426 g sample of an unknown alkali metal hydroxide is dissolved in 1000 ml of water an acid-base indicator is added
a 500 ml aqueous solution containing 108g of a blood plasma protein a molecular compoud was found to have an osmotic
calculate the mass of 500ml of water using the date from all members of group these numbers are the ones from my group
what proposal did pauling make to estimate the ratio of the radii of certain anion-cation
what is n in the born expression for the non coulomb repulsion energy what are typical values for
can the grignard reaction be used to convert 1-bromoethylbenzene to methylphenylketone explain propose an alternative
if 870 gm of nacl 416 gm of kmno4 and 1000 gm of h2so4 are mixed which reagent is the limiting
what is the madelung constant why can the same madelung constant be used for seemingly different
a protein a binds to protein b to form a complex ab a cell contrains an equilibrium mixture of protein a at a
if 20 x 1023 argon atoms strike 40 cm2 of wall per second at a 90 degree angle to the wall moving with a speed of 450
if 2222 ml of a 150 m nino32 solution is diluted to exactly 2500 ml what will be the concentration of the dilute
1 if 181ml of 0800m hcl solution are needed to neutralize 500ml of a household ammonia solution what is the molar
when a solution of hydrogen peroxide is put on a cut it bubbles producing water and oxygen gas if someone puts 056 ml
a 0358 g sample of kaucn2 has 748 x 1020 atoms of au how many atoms are in this entire
how would you separate laurie acid from alpha-naphtol lauric acid is soluble in cyclohexane but what would be done
when 3761 g of a hydrate of strontium chloride is heated to 60 degree celsius it forms strontium chloride dihydrate of
what volume of 0450m mgso4 x 7h2o magnesium sulfate heptahydrate is needed to react with hpo42- in 825 grams of
a water sample from a sunny southern california water treatment plant contains 280mgl of ironfe3 the goal of the
if 2825 ml of so2 is allowed to react with 1653ml of o2 both measured at 303k and 478mmhg what is the limiting
what volume of 0100m naoh is required to precipitate all the nickelii ions from 1500 ml of a 0228m solution of
the toxicity of -carvone in rats is about 400 times greater than that of --carvone how do you account for
a 01025 g samle of copper metal is dissolved in 35 ml of concentrated hno3b to form cu2 ions and then water is added to
air is 21 by vol oxygen oxygen has a density of 131 gl what is the volume in liters of a room that holds enough air to
a scientist wants to make a solution of tribasic sodium phosphate na3po4 for a laboratory experiment how many grams of