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consider the gas phase reaction 2so2g o2 g lt----gt 2 so3 g delta hdeg-198 kjmol a how would you change temperature
show the hybridization of the bonding orbitals for germanium tetrafluouride a determine type of hybrid formed btype of
the following reaction is used in some labs to produce greenhouse gas caco3s 2hclaq cacl2aq h2ol co2g a 6 pts in an
given that silicon and oxygen form a diatomic molecule of sio write the orbital electron configuration for the
titanium iii chloride a substance used in catalysts for preparing polyethylene is made by high-temperature reaction of
the diameter of a molecule is approximately 1x10-18 mets if 1 nm is equal to 10-9m and 10 aringngstroms what is the
the density of a gas is 348 gl at stp what is its molecular weight select one a 446 gmol b 147 gmol c 320 gmol d 224
calcium nitrate will react with ammonium chloride at slightly elevated temperature cano32 s 2 nh4cl s ---gt 2 n2o g
real gases deviate from ideal behavior because of the actual volume of gas molecules and a pressures within the
the temperature of a gas in a sealed container changes from 200 oc to 400 oc if the volume remains constant the
all of the following are strong electrolytes in aqueous solution except a h2so4 b nacl c nh4c2h3o2 d h2co3 e
predict the initial and final products for the following reaction involving 2-pentyne hint the products are isomers and
does solubility change with ph if yes what is the highest solubility for the following ph7 ph6 ph4 in other words are
which of the following statements about heat is false a if heat flows into a system the extra energy of the system
a gaseous compound containing hydrogen and carbon is decomposed and found to contain 8563 c and 1437 h by mass the mass
a 147 g of ice is placed into 324 g of water calculate the temperature change in the water upon complete melting of the
lead is a toxic metal that affects the central nervous system a pb-contaminated water sample contains 0011 pb by mass
a 458 ml sample of a 58 m kno3 solution is diluted to 100 l what volume of the diluted solutions contains 150 g of
consider the dissolution of magnesium s in an aqueous hydrochloric acid solution what minimum amount of 185 m
what is the molarity of zncl2 aq that forms when 150 g of zinc completely reacts with an aqueous solution of copper ii
problem 4 an inorganic chemist who studies the reactions of phosphorus halides mixes 0105 mol of pcl5 with 0045 mol of
when 588 g of cao s is completely dissolved by hbr aq how many grams of calcium bromide are formed in
100 ml of a buffer that consists of 020 m nh3 and 020 m nh4cl is titrated with 25 ml of 020 m hcl calculate the ph of