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a sample of fluorine has a volume of 179 l when the temperature is 1015 deg c and the pressure is 794 torr explain what
presume compounds a and b react to form c as shown below if the reaction forms 614g of c explain what are the minimum
compute the resonance energy of benzene given that the standard molar enthalpy of hydrogenation of benzene is -208
while an additional mol of gas is added at constant temperature and volume to a flask containing 200mol of gas at 25oc
in a manometer attached to a sample of gas the difference in the height of the mercury levels is 30 mm the barometric
presume a student used 10ml of 2-methylcyclohexanol and 2ml of phosphoric acid in a dehydration reaction after
find out the amount of nh42 so4 to be supplied in a fermentation medium where the final cell concentration is 30gl in a
determine an expression for the change in entropy when two blocks of the same substance and of equal mass one at
utilize the subsequent data compute the heat of reaction for the production of coal gas- 2 cs 2 h2og ch4g co2gcs h2og
if 200ml of 00850 m naoh is added to 750ml of the buffer solution explain what will be the ph of the final
on the bottom of a sea depth 10m a bubble of a mathane gas if formed diameter d bottom1 cm explain what is the diameter
briefly draw a procedure you could use to determine the hc2h3o2 concentration in a vinegar sample explain what would be
how do you figure out formal charges on the lewis dot structures for instance i require help with finding sulfur
state a detailed mechanism for the formation of ethyl acetate from ethanol and acetic acid with h2so4 as catalyst b
h-nmr has chemical shifts between 12 to -4 explain what does having chemical shifts in the negative region
forecast whether an aqueous solution can be made up to have the subsequent concentrations or whether a chemical
if sodium hypochlorite naclo is the active ingredient in household laundry bleach explain what is the ph of 043
an al strip is placed in cuso4 solution 1 would you expect a spontaneous reaction to take place based on the net
explain what is the net ionic equation for the solute nacl in h20 we are told to write the dissociation first if it
define this observation as concentrated h2so4 is added to water the temperature of the resulting mixture
define this observation- while zinc metal is added to a solution of dilute h2so4 bubbles of gas are formed and the zinc
can someone do the mechanism for the two step reaction where a benzyl gets converted to a meso-hydrobenzoin regent for
explain how much energy must be invested for a proton to approach a lithium atom without any electrons at the distance
a volume of 50 ml of 400 m hbr at 2435 c is added to 50ml of 400 m naoh as well at 2435 c the final temperature is 2706
at 25 c an unknown gas q diffuses at a rate 165 times faster than that of propane c3h8 explain which of these gases is