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carbon disulfide cs2 has a vapor pressure of 300mghg at 20c astoppered flask contains 10 mols of cs2 at 20c what is the
what is the balanced net ionic equation for the precipitation reaction of cacl2 and cs3po4 in an aqueous solution
anbsp304-gnbspsample of an alloy atnbsp9300degcnbspis placed intonbsp500 gnbspof water atnbsp2200degcnbspin an
a buffer is prepared by mixing 100 g of sodium bicarbonatenahco3 formula mass8401 gmol and 100 g of sodiumcarbonate
a 7265-g bar of iron was heated to 997 degrees c and then dropped into 350 ml of water at 200 degrees c the temp of the
barium sulfatebaso4 is used in medicalimaging of the gastrointestinal tract because it is opaque to xrays a barium
sulphur trioxide is formed by the reaction between sulphur dioxide and air in a catalytic reactor according to 2so2nbsp
genetically modified foods gmo genetically modified organism have been getting allot of attention in the press gmo
ha is a weak acid its ionization constant ka is 40 x 10-13 calculate the ph of an aqueous solution with an initial naa
what volume would result if a balloon were filled with 79 g of hydrogen gas at stpwith 2 kclo3s 2 kcls 3 o2g how many
a 778 ml sample of nh3 gas is at stp if the volume changes to 598 ml and the temperature changes to 24ordmc what will
a sample of methane gas ch4 occupies a volume of 441 l at a pressure of 528 atm what volume will the gas occupy if the
how many moles of aluminum ions are present in 032 moles of al2so43how many moles of sulfate ions so42 are present in
the purity of a substance will often affect the melting and boiling points this is used by chemists to assess the
humans have three types of cone cells in their eyes which are responsible for color vision each absorbs a certain part
if an r2 value close to 1 is desirable for calibration curve s why do you not simply continue to reduce the data set
what is the complete nuclear equation showing the decay of sulfur-35 by beta emission what happens in this
how is energy produce in a fission nuclear power plant versus how energy is produced by fusion in stars such as our
what weight of bacl 2h0 fw 24425 is needed to react with 01503 g of agno fw 1699 g agcl fw- 14332 what is the weight of
phosphorus-33 is a radioactive isotope which decays by beta emission what is the complete nuclear equation for this
the metabolism of glucose gives the same products although the glucose reacts with oxygen in a series of steps in the
the protons and neutrons found in the nucleus of an atom please describe the particles that make up the protons and
if there are 5 electrons in the outer shell how many bonds can it make with hydrogenalso can hydrogen exist with one
a molecule produced a blue color when tested with benedicts reagent a yellow color when tested with iki and a violet
explain the importance of membrane structure and function in the organization of living processes within