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define whether each of the following aqueous solutions would be acidic basic or neutral include the suitable net-ionic
precisely 143 ml of water at 300 degrees celsius are additional to a hot iron skillet all of the water is rehabilitated
define an enzyme was assayed at an initial substrate concentration of 2x10-5 m in six minutes half of the substrate had
compute the change in energy necessary in making 550 ml of water from its elements under standard conditionsthe
871 test of an unknown acid requires 329 ml of a 187 mbarium hydroxide solution for neutralization assuming the acid
use principles recognized to arrange the following atoms in order of decreasing value of the first ionization energy sr
the standard enthalpy of atomization of an element is the energy necessary to convert one mole of an element in its
explain the following species are isoelectronic with the noble gas krypton arrange them in order of reduce radius rb y3
find out the minimum concentration of the precipitating agent on the right to cause precipitation of the action from
liquids a and b form an ideal solution define a mixture of the vapors which is 40 mole in a is contained in a piston
define whether each of the following aqueous solutions would be acidic basic or neutral and explain comprise the
define the gasoline tank of an automobile contains 81 kg of gasoline state the gasoline combines with 3240 kg of oxygen
explain when heated a 3 g sample of ammonium perchlorate nh4clo4 ignites and burns in the absence of any other material
sucrose c12h22o11 can be assorted with potassium nitrate to form an amateur rocket propellant called rocket candy which
the alpha-linolenic acid is one of a large group of fatty acids that are found in fish oil walnuts and canola seeds
explain radio waves travel at the speed of light 300x108 ms if you were to transmit a question to an astronaut on the
for each salt state the net-ionic equations for the interactions of each ion with water state nr if no reaction occurs
compute the theoretical amount of cacl2 that would be needed to change the temperature of 50ml of water from room
ions with a single electron such as he li2 and be3 are explain by the h atom wave functions with za0 substituted for
state butadiene c4h6 reacts with itself at 250 degrees to form a dimer with the formula c8h12 define the reaction is
explain the starting voltage of a fresh alkaline battery is 170 v state the voltage decreases during discharge and is
define a solution containing 2755 mg of an unknown protein per 250 ml of solution was found to have an osmotic pressure
define they hydrogen atom is not actually electronegative enough to form bonds to xenon explain were the xenon-hydrogen
explain the density of concrete is about 120 pounds per cubic foot alter this value into the units of grams per cubic
state a 0150 m solution of an enantiomerically pure chiral compound d has an observed rotation of 014 in a 1-dm sample