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should a stronger acid require more sodium hydroxide to neutralize it than a weaker acid why or why
1 the method you are using determines total water hardness - suggest another experimental technique which can provide
the combustion of gasoline c8h18 with excess oxygen produces carbon dioxide and water write a balanced chemical
please give box diagrams to show electron promotion and hybridization as two stages for alf3 and
a 0300 g sample of carbon dioxide co2 has a volume of 538 ml and a pressure of 479 mmhg part awhat is the temperature
what is the minimum mass of ethylene glycol ethane-12-diol c2h6o2 that must be dissolved in 145 kg of water to prevent
part aa sample of a gas is in a sealed container the pressure of the gas is 275 torr and the temperature is 25 c if
hexaphenylbenzene exists as a mixture of enantiomers as such it is one of a few organic molecules that is chiral
determine the concentration of cl- remaining in solution if a precipitate forms when equal volumes of 891 x 10-2 m hcl
why integral heat of solution and differential heat of solution decrease with molality and how do they related to the
determine if a precipitate will form when equal volumes of 164 x 10-3 m hcl and 848 x10-7 m agno3 are mixed to produce
calculate the molar solubility of thalliumi chloride in 0731 m nacl at 25o c ksp for tlcl is 905 x 10-8 report your
1 the precipitate that you have formed is mgnh4po46h2oa calculate its formula weight molecular weightnbspb from this
use the net ionic equation below to complete the followingi-aq mno4-aq rarr i2s mno2sawhat is the oxidation number
a what is the ph of a buffer prepared by adding 0708 mol of weak acid ha to 0507 mol of naa in 200 l of solution the
if the following three chemicals benzyl alcohol benzaldehyde and benzoic acid were chromato graphed using silica gel
part a what is the ph of a buffer prepared by adding 0607nbspmolnbspof the weak acidnbsphanbspto
a sample of 770 l of nh3 ammonia gas at 22 c and 735 torr is bubbled into a 0500 l solution of 0400 mhcl hydrochloric
1 explain what is happening to electrons when light is emitted in emission spectra2 list the possible energy level
the generic metal hydroxidem oh2 has ksp54510-18 contribution of oh- from water is ignoreda what is solubility of m oh2
write a balanced molecular equation for the reaction of aluminum metal with a solution of copperii chloridebased on the
describe the relationship between specific heat capacity and percent ethanol in solution and
1 a 500 ml volume of 015 m hbr is titrated with 025 m koh calculate the ph after addition of 150ml of koh2 a 750 ml
analyze the extraction of the salicylic acid-naphthalene mixture by using two solvents saturated aqueous sodium
explain how one sample of a metal can have a greater heat capacity than another metal with a greater specific heat