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explain what happens when the following chemicals are mixed in water as well as how do you write a balanced chemical
find out the ph of a 06m solution of h2so4 the dissociation occurs in two steps ka1 is extremely large ka2 is
propane is extensively used in liquid form as a fuel for barbecue grills and camp stoves for 753 g of propane compute a
zinc metal is added to hydrochloric acid to generate hydrogen gas as well as is collected over a liquid whose vapor
a strong line in the spectrum of atomic mercury has a wavelength of 254 nm while mercury emits a photon of light at
while 100 ml of an aqueous solution containing 1g of caffeine is extracted with 10ml of chloroform at room temp 5g of
depict lewis structures of the four molecules andor ions with the formulas given below and figure out which two of
relatively assume the boiling points of the two compounds explaining your answer in terms of intermolecular
state an equation showing the reaction of acetylsalicylic acid with sodium bicarbonate explain what happens when this
when 100ml of an aqueous solution containing 10g of caffeine is extracted with 10ml of chloroform at room temperature
a 500 naoh solution by mass has a density of 1054gml explain what is the minimum molarity of an hci aq solutions that
1 explain what is the ph of a 10um micro molar aqueous solution of hio a weak acid with a ka of 23 x 10-112 if you
explain how many joules of nutritional energy are in a bag of chips whose label reads 245 cal if 1 lb of fat is stored
explain what happens when these two chemicals are mixed in water and how would you write a balanced chemical equation
explain how to write a net ionic equation for what happens when a solid sodium sulfate dissolves when placed in
00810 g of aluminum 270 gmol reacted with 1000ml of100 m hclaq in an ice-calorimeter under a constant pressure of 1 atm
how to determine the real ph of 1m of h2so4 if the first ka is strong and the second ka is
from the subsequent list of chemicals select two combinations that would lead to a double replacement reaction state
illustrate an energy diagram for an endothermic reaction clearly label 1 each axis 2 the average energy of reactants 3
explain how many grams of water must be added to 246 grams of sucrose to produce a solution that is 800
a 250 g piece of aluminum which has a molar heat capacity of 2403 jc mol is heated to 824 c and dropped into a
a 0307 g sample of an unknown triprotic acid is titrated to the third equivalence point using 352ml of 0106 m naoh
you measure water in two containers a 10-ml graduated cylinder with marks at every ml and a 1ml pipet mareked at every
the hydrogen gas formed in a chemical reaction is collected over water at 300 degrees celsius at a total pressure of