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Is specific heat in the equation q=mcat, always going to be given in an exam? Isn't specific heat a constant that depends on the liquid being used?
If the contents of the container are the system and heat is able to flow through the container walls, what qualitative changes will occur in the temperatures of the system and in its surroundings? What is the sign of q associated with each change?..
In the Lewis structure of HOCH2CH2OH, how many valence electrons need to be shown and how many pairs of electrons are bonding and how many are non-bonding
From a consideration of the Lewis structure of the thiocyanate ion, in which carbon has a double bond with both the sulfur and nitrogen atoms, what are the formal charges on the sulfur, carbon, and nitrogen atoms are, respectively
If the density of a certain aqueous solution is 1.17 g/mL and the solution is 3.57% by mass NaOH. Explain how many mL of this solution would you require to use in order to prepare 100.0mL of 0.150 M NaOH
the density of toluene c7h8 is 0.867 gml and the density of thiophene c4h4s is 1.065 gml. a solution is made by
consider the reaction using equal volumes of 10.0ml solutions of 0.25M calcium chloride and 0.25 M silver nitrate poured into a test tube. write the balanced equation, net ionic equation, identify the precipitate, identify the supernate and predic..
One mole of sulfuryl chloride (SO2Cl2) decomposes to give one mole each of sulfur dioxide and chlorine. A reaction mixture is with an initial concentration.
What is the wavelength (in meters) of photons with the following energies? In what region of the electromagnetic spectrum does each appear
a compound that contains only c and h was burned in excess o2 to give co2 and h2o. when 0.270 g of the compound was
Calculate the amount of of cobalt(II) nitrate hexahydrate [Co(NO3)2*6H2O] needed to prepare 50 mL of a .15 M cobalt(II) nitrate stock solution.
If a small amount of the unknown solute fails to dissolve in the lauric acid will the molar mass that you compute for unknown solute is too high or too low. Explain.
Problem- Calculate the molarity of a sodium hydroxide solution if a .5356g sample of KHP was dissolved in 50 ml of water and titrated with 20.78 ml sodium hydroxide to a phenolphthalein endpoint.
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