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write the cell notation for an electrochemical cell consisting of an anode wherenbspmgsnbspis oxidized
balance the reaction betweennbspi-nbspandnbspn2nbspto formnbspi2nbspandnbspn2h4nbspin basic solutionwhen you have
the reaction 2h2sg2h2gs2gnbspkcnbsp167times10-7nbspnbspat 800c is carried out with the following initial concentrations
iron-59nbsphas a half-life of 44 daysnbsphow many microgramsnbspof iron-59nbspremain active in an eight
1 determine the amount of heat required to convert 5000 g of liquid ethanol at 250degc into gaseous ethanol at 125degc
assume you are given 395 ml of a 0129 m caoh2 solution that you will titrate with a 0253 m hno3 solution if you used
a concentration cell consists of the same redox couples at the anode and the cathode with different concentrations of
how does a gc-ms instrument operate the individual steps that go through the machine to get the results given and how
write the mass balance for ammonium acetate and charge balance equations for a solution of ammonium acetate nh4ch3coo-
1 use the information in question 3 to give the patients creatinine level in ppm2 creatinine has a molar mass
300 ml solution of 0010 m piperidine the active ingredient in hot pepper the protonated form is a monoprotic weak acid
the equilibrium constant for the reaction 2nog -gtn2 g o2 g is 260 x 10-3 at 1100oc if 0820 mole of nognbspand 0323
we prepared a buffer prepared by combining 100 l of 060-m nano2 and 100 l of 040- m hno2 ka 40 x10-4calculate the ph of
balance the reaction betweennbspno2-nbspandnbsps2o32-nbspto formnbspso32-nbspandnbspn2onbspin basic solution when you
if you have 500 ml of 15m formic acid what is the ph of this solution what is the pka how many grams of sodium formate
you have a solution that is 025m ca2 and 18m ag you begin to add co32- carbonate ion to form caco3 and ag2co3 which
what is the ph of a buffer solution if you have 250 ml of a 156m acetic acid and you added 2656 grams of sodium acetate
1 explain collision theory and thoroughly discuss the effect of a catalyst on the reaction rate of chemical
the feed to the reactor contains ethylene steam and an inert gas a sample of the reactor effluent gas product stream is
can someone provide an in-depth explanation around 200-300 words on how increasing surface area of a solid reactant
you have been given a 0525 l canister containing a gas the pressure gauge on the canister reads 701 mmhg and the
1which phase of matter is made up of particles that are packed closely together with both a definite shape and a
use the clausius-clapeyron equation to solve this problemnbspat 341degc the vapor pressure of water is 401 torrnbspwhat
from the data below calculate the total heat in kj needed to convert 134 g of water at 250degc to steam at 1100degc