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calculate the mass in grammes of magnesium hydroxide that contains 161 g mg 386
depict a lewis structure for the most significant resonance form of each ion showing formal charges and oxidation
if the salt concentration of a soup is reduced from 5 to 3 explain what will the effect on available water
as per to the epa the maximum contaminant level mcl of antimony in drinking water is 00060 mgl a transfer the mcl of
conservatively volumes of all glassware are expressed at 20 degrees c the expansion coefficient of glass is 00025 per
a substance has a vapor pressure of 7786mm hg at 3183 k as well as a vapor pressure of 1613 mmhg at 340 7 k compute its
a pipet is calibrated to deliver 1000ml of water could you presume that the same volume would be delivered for each
compute the expected ph of the acetate buffer and compare it with the ph determined by the ph meter if they are
a compound contains only carbon hydrogen nitrogen and oxygen combustion of 0341 g of the compound produced 0533 g of
a hypothetical three step metabolic pathway consists of intermediates w x y and z and exzymes a b and c assume the
is the reduced form of cytochrome c more probable to give up its electron to oxidized cytochrome a or cytochrome
find out the final state and temperature of 100g of water at 26 degrees celsius after 60 kj of heat are added to
cells carry out anabolic as well as catabolic pathways with some enzymes functioning in both types of pathways a define
what would happen to the available water of a 44 sucrose solution if it were entirely converted to glucose and
extremely small crystals composed of 1000 to 100000 atoms called quantum dots are being investigated for use in
a solution contains 015 moll of nacl as well as 00034 moll pbno32 does a precipitate form comprise a balanced equation
the maximum solubility of silver cyanide agcn is 15x10-8 moll at 25 degree celsius compute ksp for silver
at 25 degree celsius ksp for pbi2 is 98x10-9 explain what is the molar solubility of pbi2 in water at 25 degree
phosphoric acid is a weak triprotic acid with the formula h3po4 if you have 500ml of a 10 m solution of h3po4 explain
start of experiments mass of 250-ml erlenmeyer flask 78639g mass of 250-ml erlenmeyer flask and water 327039 1 student
louis de broglie pointed out that particles can have wave-nature in a way analogous to how electromagnetic waves have
a hydrocarbon is a compound that contains mostly carbon and hydrogen compute the percent composition by mass of the
compute the molarity of hcl solution from a titration when volume of hcl 2500ml and volume of naoh
compute the molarity of naoh from a titration that contained 05156 g of khp as well as 2935ml of 01 m solution of naoh
water is a excellent solvent for many substances explain what is the molecular basis for this property and why is it