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if a 03146-g sample of a mixture of nacls and kbrs was dissolved in water then the resulting solution required 5360 ml
01505 g of k2c2o4 was weighed out and dissolved in 250 ml of 1 m h2so4 it was than titrated with kmno4 and the
ions with a single electron such as he li2 and be3 are explain by the h atom wave functions with za0 substituted for
according to the subsequent reaction explain how many grams of tetraphosphorus decaoxide are necessary for the complete
as per to the following reaction define how many grams of carbon tetrachloride are necessary for the complete reaction
as per to the following reaction explain how many moles of oxygen gas are necessary to form 0158 moles sulfur
explain when a solution containing 14g of bano32 and 24g of nh2so3h is boiled a precipitate forms the precipitate may
a compound containing selenium also fluorine is decomposed in the laboratory and produces 2231 g of selenium also 3221
copper ii fluoride contains 3742 f by mass use this percentage to compute the mass of fluorine in grams contained in
compute the number of grams of sodium in 50 g of each of the subsequent sodium-containing food additivesnacl table
explain burning in pure oxygen the hydrocarbon gas butane c4h10 produces carbon dioxide and water if 030 moles of
assume bromine trifluoride can be ready by the direct combination of the elementsbr2 g 3f2 g 2brf3 gexplain what
metallic tungsten is gain by displacement of tungsten from tungsten vi oxide by hydrogen at high temperatures explain
explain which of the following clusters of orbitals would form the shape either through the formation of a single
suppose if 1000 g of powdered infant formula contains 166 g of cacl2 explain how many calcium ions are in a solution of
suppose a sample of helium gas has a volume of 454l at 2303k and 1644 atm explain how many helium molecules does it
define what value do you estimate for z eff experienced by the outermost electron in both na and k by assuming core
define 2656 g of water is in a styrofoam calorimeter of insignificant heat capacity the initial t of the water is 200c
in regards of the following reaction at constant p utilize the information here to conclude the value of ssurr at 398 k
depict the general trends in the second ionization energy of an element as a function of its atomic number over the
suppose precipitation of the mononitration product of bromobenzene prevents dinitration from occurring define how this
suppose cloves contain two principal essential oils caryophyllene and eugenol a student implementing a steam
suppose aniline mw93 gmol co-distills with water 982 c then the vapor pressure of water at 982 c is 717 mmhg it is
assume a bowl of 600 g of water is placed in a microwave oven that puts out 888 watts js how long would it take in
limonene mw 136 is a nice smelling liquid found in lemon and orange peels the bp of limonene is 175 however it