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concentrated sulfuric acid 183m has a density of 184gml how many moles of sulfuric acid are present per ml of
in a monohybrid cross of a brown male hamster from a very long line of brown only hamsters and a black female hamster
how many electrons are present in the atom with its 1s2s2p and 3s subshells filled with 4 electrons in the 3p subshell
what is photosynthesis and why is it necessary for a
when 213 moles of c3h8 burn in excess oxygen how many moles of co2 will be formed assume this is complete
which taxon includes the most specific which taxon includes the most specific
many household bleaching solutions are essentially solutions of sodium hypochlorite naocl calculate the sample weight
what is the ratio of the rate of effusion of the most abundant gas nitrogen to the lightest gas
a nurse must administer the appropriate dosage of an antibiotic to sam a 135lb patient the dosage listed is 85 mg of
describe and explain the possible effect on your results of the following experimental errors or variations in each
determine the ph of hno2 solution in which case you cannot make the simplifying assumption that x is too
what are the steps involved in making a lewis structure of a molecule where there is either too few or too many
sulfur dioxide is a compound produced when sulfur burns in air it has a melting point of -727 c and a boiling point of
if it takes three breaths to blow up a balloon to 12 rm l and each breath supplies the balloon with 0060 moles of
write the reaction equations for the acid-catalyzed dehydration of the following alcohols showing all the possible
hydrocarbons do not dissolve in concentrated sulfuric acid but methyl benzoate does explain this difference and write
identify the precipitate if any that forms when the following solutions are mixed by writing a balanced equation for
calculate a precipitation titration curve plotting pagaq against volume of agno3 added for a titration involving adding
what are all the possible products of monochlorination of ethylcyclohexane compare them to the products of
one type of sunbeam occurs on exposure to yellow light of wavelength in the vicinity of 589 nm a what is the energy of
one beaker contains 500 ml g of water at 22ordmc and a second beaker contains 75 ml of water at 53ordmc the water in
if 673 g of na2co3 is dissolved in enough water to make 2500 ml of solution what is the molar concentration of the
in a particular air mass the concentration of oh was found to be 54x106 molecules per cubic centimeter and that of
a what is the ph of a buffer made by combining 0025 moles potassium acetate with 0015 moles acetic acid in 200 ml of