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An important reference quantity in science is that the standard atmospheric pressure is equivalent to 760 torr or 101.3 kPa. Explain via the aid of a diagram and a calculation how the two numbers are equivalent
What is the molarity of a solution in which 55.49g calcium chloride is dissolved in enough water to make 500mL of solution
what would the coefficent of Al(NO3)3 be in the balanced equation?
Water has a density of 1 g/cm3. How much pressure would a column of water exert that has a cross sectional area of 1 cm2 and a height of 100 cm
Explain what the intermolecular forces of naphthalene are and benzil as well as why will benzil dissolve in naphthalene use intermolecular forces to explain
When performing extractions it is often better to do multiple extractions rather than one large volume extraction. suppose you have 100mg of a sample dissolved in 0.6ml of water.
The valve between the 2.00L bulb, in which the gas pressure is 1.00 atm, and the 3.00L bulb, in which the gas pressure is 1.50 atm, is opened. What is the final pressure in the two bulbs, the temperature remaining constant
Explain what are the concentrations of H3Cit, H2Cit-, and HCit2- in a sample of lemon juice that has a pH of 2.30 and a total concentration of the four citrate-containing species of .350 M? Presume that [Cit3-] is 0. Explain what is the concentrat..
Question- Calculate the longest and shortest wavelengths of light that can be emitted from a hydrogen atom if the final energy state is n = 2.
HEPES are synthetic amine compounds that are often used to make buffers for biochemical studies. What is the pH of a 1.0 L buffer solution that is 0.250M HEPES
how many grams of aspiring were lost in the washing process you used to purify the product assuming you used 50 ml of
A silver block, initially at 56.8 degrees C, is submerged into 100.0g of water at 24.7 degree C, in an insulated container. The final temperature of the mixture upon reaching thermal equilibrium is 27.8 degrees C
Question- Arrange the following in order of decreasing reactivity toward nitration. Fully explain and be clear in your answer(PLEASE). (a) acetanilide, (b) acetophenone, (c) bromobenzene, (d) toluene
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