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show the molecular formula for each arranged from weakest to strongest strengtha acids sulfuric acid bicarbonate ion
pick one ofnbspthe transition element and talk about the elements physical chemical properties preparation discovery
1 given aqueous solutions of 01 m weak acetic acid ch3cooh pka 472 and 01 m so- dium acetate nac2 h3o2 calculate
when a volcano erupts 175g of steam at 100degc is released how many kilojoules are lost when the steam condenses cools
2nocl 2no cl2nbspnbsp k16 x 10-5mcalculate the equilibrium concentrations of all species which result from an
what is the pressure in millimeters of mercury inside a container of gas connected to a mercury-filled open-end
a rolaids tablet contains calcium carbonate for neutralizing stomach acid if a rolaids tablet neutralizes 2465 ml of
a 100 ml sample of calcium hydroxide solution required 2685 ml of 0225 m hydrochloric acid for neutralization calculate
in the following reactions identify the oxideized species reduced species oxidizing agent and reducing agenta cl2 2ki
calculate the ph of each of the following solutionsa 01000 m propanoic acid hc3h5o2 ka 13 x 10-5b 01000 m sodium
write a rational arrow-pushing mechanism for the formation of this product when alpha-pinene is reacted with aqueous
what is hydrogen bonding and how might hydrogen bonding be used to explain the substantial difference in boiling
why does the temperature of a solution increase if the reaction is exothermic for example in the precipitation of
mercury hg has a normal boiling point of 3567 degc and a standard heat of vaporization of 5911 kjmoldetermine what mass
calculate final ph resulting from the addition of 50 mmol of strong acid to the buffer solution made from 0150 l of 050
anbsp0025nbspg sample ofnbsph2o is injected into anbsp100nbspl flask atnbsp300nbspdegcnbspwhat forms of water will be
a sealed container holds 100 mole of helium and 200 moles of nitrogen at 300degc when the total pressure of the mixture
dr pepper has 400g of sugar per 12 oz of liquid calculate the molarity of this solution put that molarity into your
what mass of nah2po4must be added to 120 l of 020 m na2hpo4to make a buffer solution whose ph690
calculate the potential of the solution versus sce in the titration of 200 ml of 000500 m sn2 in 100 f hcl ce4 at the
determine the mass of glucose c6h12o6s needed to produce a 0150m glucose solution in 500ml of c2h5ohl density
consider a string with a length of 545 cm tied at both end like on a stringed instrument if the frequency of the first
consider a pipe with a length of 435 cm if the temperature of the air is 195 oc and the pipe is closed in one end and
if you take a 100 ml portion of a 148 m ammonia solution and dilute it to a total volume of 0250 l what is the
a solution containing the complex formed between biiii and thiourea has a molar absorptivity of 932x103 lxcm-1xmol-1 at