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given the following informationbenzoic acidc6h5coohkanbspnbsp63times10-5ammonianh3kbnbspnbsp18times10-51nbspwrite the
it is not necessary to include states such as aq or snbspif a box is not needed leave it blankif no reaction occurs
the interaction of o3 with koh gives ozandies according to the following equation3kohs 2o3g 2ko3s koh h2o s 12 o2
imagine an experiment in which a mixture composed of the following five compounds is subjected to tlc anaylsis ph-och3
a 225 g sample of ammonium carbonate contains how many mole of ammonium ionscan you walk me thru step by step pleasemy
potassium superoxide is a deep blue-purple solid that forms on the surface of freshly cut potassium metal the
a general rule for hydrocarbons is that the higher the molecular weight the less flammable the hydrocarbon isusing this
what is the ph of anbsp0048nbspmnbsph2so4nbspsolution andnbspwhat is the ph of a 0219 m weak acid with a pka of 522
one 69 gram serving of cereal supplies 224 mg of potassium which is 11 of the recommended daily allowance of potassium
find the minimum energy needed to eject electrons from a metal with a threshold frequency of 239 times 1014 s-1 with
a certain rifle bullet has a mass of 525 g calculate the de broglie wavelength of the bullet traveling at 1457 miles
what force holds nacl units togetherwhat force gives water unique propertieswhy does ice have a lower density than
to resolve an object in an electron microscope the wavelength of the electrons must be close to the diameter of the
the temperature of a black body can be estimated based on the wavelength of light that it is emitting a star can be
explore this topic in more detail and summarize how specifically a living molecule was supposed to have formed from an
calculate the quantity of heat kj required to raise the temperature of 320 g water from 12oc to 54ocspecific heat of
hydrogen and oxygen react to form water according to2h2 o2 -----gt 2h2ohow many moles of water are formed when 25
an insulated container is used to hold 430 g of water at 277 degc a sample of copper weighing 850 g is placed in a dry
if the recommended daily allowance of 1669 mg of potassium is supplied as potassium chloride how many grams of
a 30 l sample of nitrogen gas has a pressure of 10 atm and a temperature of 75 k what is the new volume in liters of
identify the three systems of the body in which toxicants can enter give a brief description of how this may occur and
explain the processes used by the body to eliminate a toxicant provide an example of a situation where one of these
identify and explain three different ways that a high fructose meal compared to a high glucose meal can raise plasma
the heat of vaporization of water is 2260 jgcalculate the heat released kj when one kilogram of water vapor at 100oc
a patient weighing 175 lb is prescribed a drug at a dosage of 5 mgkg body weight per day the drug is administered in