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one commercial over the counter product consists of 5000 mg tablets that are 20 percent by mass vitamin c how many
pure 2-methylpentane is held in a closed container at 150 f both gas and liquid are present what is the pressure in the
pure 2-methylpentane is held in a closed container at 150f both gas and liquid are present what is the pressure in the
calculate the percent nickel in a compound for which a 116 mg sample required 138 ml of 0010 m edta to reach the
acetoacetic ester gave me a color with ferric chloride very much like that obtained with phenol whyis it because this
what is the ph of a solution containing 010 m propanoic acid hc3h5o2 ka13x10-5 and 010 m sodium propanoate after 002
toothpaste sold in the us contains about 100 mg of fluoride per gram of toothpaste the fluoride compound that is most
for the reaction given below which of the following changes will not lead to an increase in the equilibrium amount of
methane and propane are two components of natural gas burned in bunsen burners if a methane molecule travels at 675 ms
ethylene glycol ch2ohch2oh an important ingredient in automobile antifreeze is much more soluble in water than octyl
in the lewis structure of hoch2ch2oh how many valence electrons need to be shown and how many pairs of electrons are
the electron configuration of the outermost electrons of the alkaline earth metals can be represented bya ns1b ns2c
the binary hydrogen compounds of the group 4a elements and their boiling points are ch4 -162 deg c sih4 -112 deg c geh4
a 1000 ml sample of vinegar is titrated with 05062 m naoh and 1658 ml is needed to reach the equivalence point what is
a compound containing only antimony and oxygen is 8353 antimony by mass the molar mass is between 500 and 625 gmol what
calculate the mass of nitrogen dissolved at room temperature in an 840 home aquarium assume a total pressure of 10 and
marble is composed of caco3 caco3 can be made from the reaction of cao with co2 how many pounds of co2 are locked up in
what is the freezing point of a solution that contains 120 g of glucose c6h12o6 in 500 g of water kf 186degcma -248
a certain flexible weather balloon contains helium gas initially the balloon is at sea level where the temperature is
1 draw a phosphatidylglycerol that has caproic acid and cis-9 hexadecanoic acid2 draw and name the lipid which contains
the standard gibbs-free energy of a system is related to its equilibrium constant through the following equationgdeg
1 consider the following unbalanced general reaction equation hig cl2g reverse reaction arrow hclg i2sa balance the
how do i draw the structural formula of 224-trimethylpentane as well as the condensed formula carboon skeleton and the
one component of wet rust is feoh2 how many grams of oxygen o2 are in 1 kg of
propane c3h8 is a component of natural gas what is the molar mass of propane how many grams of carbon are in 10 kg of