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why does the atoms or molecules oscillate and vibrate about a fixed point in a solid
7134 g of a non-volatile solute is dissolved in 2550 g of waternbspthe solute does not react with water nor dissociate
1 the equilibrium concentrations in a gas mixture at a particular temperature are 013 mh2 070 m i2 and 21 hi what
anbsp500 lnbsptank atnbsp134degc is filled withnbsp894 g of carbon monoxide gas andnbsp441g of sulfur hexafluoride gas
a 900l tank at 180degc is filled with 385g of boron trifluoride gas and 132g of sulfur tetrafluoride gas you can assume
questions -question 1 - the elements in a column of the periodic table are known asmetalloidsa periodnoble gasa
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the optical device consists of two lenses with focal points f1 1 m and f2 15 m which are l 20 cm apart we place an
a car accelerates from 0 to 60 mph in 45 secondsa what is the average acceleration in mphsb what is the average
a stock solution of fdampc yellow no 5 tartrazine 5343 gmol was prepared by placing 525 g in a 250-ml volumetric flask
what is the ionic compound derived from the cations on th eleft and each of the anions across for nabr- cn- and so3
the decomposition of dinitrogen pentoxide in carbon tetrachloride solution at 30 degcn2o52 no2nbsp frac12
899 bottle of 500 capsules of 1000mg calcium carbonate total vs 069 box of 453592g baking soda consider per mole of hcl
an experiement with tin oxide results with an empirical formula of sn7o12 does this result make sense if not why which
how many moles of oxygen are consumed during the complete combustion of one mole of
please complete the followingnbspin triplicatedraw the flat structures of the twenty amino acids as they would appear
calculate the amount of heat in kilojoules required to vaporize 258 kg of water at its boiling
does magnesium carbonate mgco3 incorporate ionic bonding covalent bonding or both
a sample of dinitrogen pentoxide contains 862 1014 nitrogen atoms how many oxygen atoms does it
the decomposition of nitramide in aqueous solution at 25 degc isnbspnbspfirstnbsporder innbspnbspnh2no2nh2no2aqn2og
argon crystallizes in the face-centered cubic cell arrangement at 40 k how many argon atoms are in a unit
calculate the vapour pressure of a 5 by mass benzoicnbspacid c7h6o2aq in ethanol solution at 35oc the vapour pressure
if it takes 35nbspquarts of chlorine to shock 10000 gallons of water how many liters of chlorine would it take to shock
a glass initially contains 100 g of ice and 50 g of water the ice the water the glass and the air surrounding them are