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given the quantities of chemicals used in this recipe one could conceivably have gotten a 100 chemical yield without
octet rule refers to how elements generally prefer to form bonds so as to attain an octet configuration ie have 8
explain what is the equation for the reaction between hydrochloric acid as well as sodium hydroxide when conduction an
while making a 300ml solution of sodium hydroxide solution having a concentration of about 01 mol l-1 using 12g sodium
explain what is the equation for the formation of the precipitate formed in a test tube containing calcium
in the spectrum of atomic hydrogen a violet line is observed at 434nm determine the beginning and ending energy levels
explain a compound made up of c h and cl contains 550 percent cl by mass if 900 g of the compound contain 419 1023 h
a gasoline tank holds 149 gallons when full explain how many pounds of gasoline it will hold if the density of gasoline
if airs density is 129 gl define what three gaseous elements if place in a balloon would cause the balloon to rise in
strontium 90 radioactive isotope is a main product of an atomic bomb explosion it has a half-life of 281 yr a compute
on problem 22 part c define how you find the units of the rate constant and tell me what does m-2 mean is it 01x
explain the hazards inherent in an experiment that involves both flame drying and ether and tell how best to avoid
presume you were dissolving a metal such as zinc with hydrochloric acid explain how would the particle size of the zinc
arrange the subsequent aqueous solutions in order of rising freezing pointslowest to highest temperature 010m glucose
explain a solution of 200g of para-dichlorobenzene a clothes moth repellant in 500g of cyclohexane freezes at 105degc
a handbook records the solubility of carbon monoxide in water at 0 c and 1 atm pressure as 00354 ml co per milliliter
explain if mercury is a liquid at room temperature what three solid elements that would float when place in mercury as
arrange the subsequent aqueous solutions in order of increasing freezing points lowest to highest temperature 010m
explain which of these compounds are soluble in water for any that are provide the ions that are released into
an aqueous solution is 850 ammonium chloride nh4cl by mass the density of the solution is 1024 gml explain what are the
explain what is meant by the term solvent pair when it is used in reference to the recrystallization
a solution of 02532g sulfuric acid and 100ml water is made10ml of the is then transferred to a 125ml flask compute the
explain how many grams of sodium hydroxide are required to prepare a 300ml solution of sodium hydroxide naoh solution
methyl salicylat c8h8o3 the odorous constituent of oil of wintergreen has a vapor pressure of 100torr at 543 degrees c