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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?
Determine the volume of .450M NaPO4 is needed to precipitate all the lead(II) ions from 190.0mL of .550M Lead(II) nitrate?
What would happen if a pressed polystyrene top was used to cover the polystyrene cup after the acid and base solutions had been mixed
sotonic saline solution, which has the same osomotic pressure as blood, can be prepared by dissolving 0.923 g of NaCl in enough water to produce 100.mL of solution. What is the osmotic pressure of this solution at 25 ?C?
Spontaneous reactions always have Delta Sr > 0 E) A Thermodynamically stable compound is a compound with a negative standard free energy of formation
A solution of glucose in water is labelled as 10% (w/w) the density of solution is 1.20gm per ml calculate 1.)molarity 2.)molality 3.) mole fraction of each component in solution
What is the mass concentration of oxygen in the mixture? (Note that the vast majority of oxygen is bound to other atoms.) Give answer in g/L, 2 significant digits.
using the diffence in electronegativity how can you tell metallic compounds. is there a range in en to indicate a
clearly draw the fatty acid 22:4w6. Based upon the structure, what is another name for this fatty acid?
0.33g of koh is dissolved in 350.0ml of ethanol and 1.45g of c2h5i is dissolved in 350.0ml of ethanol. assuming the
Write the net ionic equation for the reaction. Calculate the equilibrium constant for the reaction.
if all of the atoms in a penny were to form a very thin coating onanother object a monolayer that is one atom thick
Consider the solubility rules and identify all of the spectator ions when the following chemicals react: A) lead (II) nitrate and ammonium chloride B) Barium bromide and potassium sulfate. You must show all work (equations) clearly and in detail t..
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