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compute the radius of a cesium ion in cscl if the density is 397gcm3 as well as it is assumed that the ions touch
in metallic magnesium explain what fraction of the molecular orbits contained in the valence band plus the conduction
a solution is prepared by dissolving 49g sucrose in 175g water explain what the boiling point of this solution is
explain what is the ph of 3550ml of an aqueous solution containing 0607 g of the strong acid trifluoromethane sulfuric
write the mechanistic equations for each step in the preparation ofp-bromoaniline from aniline showing how all
the chemical formula for caffeine isc8h10n4o2 explain how many grams of carbon are present in a 1246 gram sample of
while 1000 ml of a solution of strong acid is mixed with 10000 ml of a solution of weak base in a coffee-cup
state an overall balanced equation for the reaction that takes place when aqueous nickel ll chloride reacts with zinc
several minerals are metal carbonates as well as siderite is a mineral that is largely ironll carbonate state a
depict what kind of redox reaction each reaction below is identify the oxidizing and reducing agentsa 2 cas o2g ---gt
explain what is the molality of a solution prepared by dissolving 621 g of glucose c6h12o6 in 150l of
outline the phase diagram for acetic acid given the following information triple point at 2897k and 129 kpa critical
state a slice of pizza contains 28g of carbohydrates 13g of protein and fat if the pizza contains 280kcal depict how
the 60 cycle alternating electric current ac changes direction 120 times per second in one-second time period a
the compound dichlororodifluoromethane ccl2f2 has a normal boiling point of-30c a critical temperature of 112c and a
compute the ph at the equivalence point for the titration of 020m hcl versus 020m nh3for nh3 kb18x10a 287b 498c 512d
the common oxidation number for an alkaline earth metal is 2aided by the born-mayer equation for lattice energy and
cadmium selenide cdse is used as a photoconductor in lightmeters the band gap is about 174 ev explain what is the
the reo3 structure is cubic with re at each corner of the unit cell and one o atom on each unit cell edge midway
the compound dichlororodifluoromethane ccl2f2 has a normal boiling point of -30c a critical temperature of 112c as well
the vapor pressure of isopropyl alcohol at 25 c is 44 mmhg at sea level explain what is the vapor pressure at 25 c at
if the compound dichlororodifluoromethane ccl2f2 has a normal boiling point of -30c a critical temperature of 112c as
the boiling point of methanol is 650c as well as the standard enthalpy of formation of methanol vapor is -2012 kjmol
diet cola has a ph of 30 while milk has a ph of 70 how many times greater is the h concentration in the diet cola than
define a synthesis of m-nitrobenzoic acid starting from ethyl chloride as well as using any needed organicinorganic