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despite being noble gases xenon and radon actually form a small number of compounds what is the partial pressure in
tetrafluoromethane cf4 is a greenhouse gas synthesized by a violently explosive reaction between methane and fluorine
why do the chemically similar alkali metal chlorides nacl and cscl have different structures whereas the chemically
what is the relationship between the intermolecular forces in a liquid and its vapor
a monochromatic source emitting photons at 250 nm shines with equal intensity on a zinc electrode threshold n 104 x1015
if 1220 grams of rbcl are dissolved in water to make a solution of0223 l the density is found to be 1040 gcm3 calculate
the pressure of 50 l of an ideal gasin a flexible container is decreased to one-forth of its original pressure and
consider the following half-reactionsoxidation 2i-aqnbsp--gt i2aqnbsp2e-reduction mno4-aqnbsp8haqnbsp
a diprotic acid solution h2a has a molarity of 065 mthe concentrations of the species present at equilibrium are
the decomposition of so2cl2 is first order in so2cl2 and has a rate constant of 14210-4s-1 at a certain temperaturewhat
a 200g sample of acetylsalicylic acid better known asaspirin is dissolved in 100ml of water and titrated with 0200moll
a mixture contains 0600 moles of nah2po4 and 00800 moles of k2hpo4 it is titrated with 0500 molar naoh aq to neutralize
how do you find the mass of solid niso4 x 6h2o i have the molar mass and it is 26285and i need to find the mass of it
what is the simplest way to understand hc03 in the acid-base study of
a mixture of 499 mol of n2 and 3090 g of no is heated in a closed vessel to 2000 degc after heating the total pressure
at a certain temperature 0317 mol of ch4 and 0719 mol of h2o is placed in a 400 l container ch4g2h20g --- co2 g 4h2 g
be sure to answer all partsphosgenenbspcocl2nbspis a toxic substance that forms readily from carbon monoxide and
one of the assays your laboratory carries out requires a 2n hcl you have a stock bottle of concentrated hcl with a
for the following reactionnbsp199nbspgrams ofnbspcarbon monoxidenbspare allowed to react withnbsp144nbspgrams
anbspthe reaction of an aqueous monoprotic strong acid such as hbr aq with an aqueous alkali strong base such as lioh
what conclusions can you draw about the heat of solution for the three salts tested and the effect on the temperature
consider the following reactionccl4g 4 cl2g rarr ch4g 4 hclgwhat mass of ccl4nbspis formed by the reaction of 200 g
at a certain temperature the equilibrium constant kc for this reaction is 533h2g i2 g ------gt 2higkc 533at this
consider the following reactionpcl 5 g -----gt pcl 3 g cl2 gkc 0420the concentrations of the products at equilibrium
at a certain temperature 03811 mol of n2 and 1721 mol of h2 are placed in a 300-l containern2g3h2g -----gt2nh3gat