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write a balanced equation for the spontaneous reaction that would occur if a cell were constructed using a manganese
draw and name 5 compounds each of which contains at least 4 different functional groups and at least 3 elements of
a beaker of nitric acid is neutralized with calcium hydroxide write a balanced molecular equation and a net ionic
when iron rusts solid iron reacts with gaseous oxygen to form solid ironiii oxide write a balanced chemical equation
solid ironiii oxide reacts with hydrogen gas to form solid iron and liquid water write a balanced chemical equation
gaseous carbon monoxide reacts with hydrogen gas to form gaseous methane ch4 and liquid water write a balanced chemical
solid leadii sulfide reacts with aqueous hydrochloric acid to form solid leadii chloride and dihydrogen sulfide gas
a typical protein contains 162 wt nitrogen n a 0500 ml sample of protein solution was decomposed and the liberated
what is the chloride concentration when 25ml of 01 m alcl3 and 25 ml of 05 m nacl are mixed together assume the volumes
calculate the delta g for each of the following reactions state whether each reaction is spontaneous or non-spontaneous
a zn2zn half cell was placed inside a beaker with a cu2cu half cell and was hooked up to a voltmeter to record the
how would i write a balanced chemical equation for the dissolving of copper carbonate in water and how would i be able
if 0500 mol of cacl2 is mixed with 0200 mol na3po4 the maximum amount in moles of ca3po42 that can be formed isa 020b
washing soda sodium carbonate may be used to soften water by removal of certain ions that would otherwise react with
how much cl2 in grams is required to produce 120g ccl4 according to the following reaction ch4 4cl2 ---gt ccl4
which of the following would be a correct ranking of the following gases based on rate of effusion at stp n2 o2 no no2
the volume of a sample of gas measured at 25c and 100 atm pressure is 100 l what must the final temperature be in order
all of the following statements describe 64g of gaseous sulfur dioxide at 0c and 76 cm hg pressure excepta 224l of gasb
in part b of this experiment you need to add a known amount of the liquid unknown to your water-ice mixture you want
a 122-g sample of helium gas has a pressure of 181 atm in a 782-l sealed container what is the temperature of hegr08206
the partial pressures of ch4 n2 and o2 in a sample of gas were found to be 143 451 and 555 mmhg respectively
a given mass of a real gas in a rigid container is heated from 400 to 1200k which of the following responses best
consider the root mean square velocity of co2 and co at stp what is the ration of the urms of co to urms of
a sealed container of xenon gas has a temperature of 243c at a pressure 120 atm if the container is heated such that
explain how to write a balanced chemical equation with phases identified for the neutralization reaction that occurs