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1. What is the difference between qualitative and quantitative analyses? Explain
2. Define titration.
3. What do we mean by the equivalence point in a titration?
4. What is an acid/base indicator?
To what volume should you dilute 133 of an 8.20 solution so that 49.0 of the diluted solution contains 4.44? Can someone please show how to solve this
The density of seawater is 1.025g/mL as well as the NaCl concentration is 3.50% Presuming the seawater is an aqueous solution of NaCl, what is
The molecular weight of propane is 44.10 g/mol. Based on the number of grams of gas measured, how many moles is this? (moles = mass / molecular weight) Choose the closest answer.
The difference between PCC and chromic anhydride. are they the same reagents? how are they different. what is the mechanism like.
If you compare the melting point of a slightly impure mixture with the melting point of a pure compound, the melting point of the slightly impure mixture will be: a) broader and lower than the eutectic mixture
Write the balanced equation for the reaction involved in the synthesis of acetanilide from aniline and acetic anhydride.
what is the equation for ninhydrin test of egg white?
calculate the amount of heat required to heat a 43 sample of ethanol from 14.0 to 19.0. specific heat capacity of
Determine the oxidation state for the following element in the compounds indicated;sulfur in H2SO4,nitrogen in NO2
Calculate the final temperature of 245 mL of water initially at 32 °C upon absorption of 17 kJ of heat.
calculate the equilibrium constant K at 25 degrees for the reaction Fe+Cd2+9aq) ---> Fe2+(aq) +Cd(s) where E cell = 0
What is the effect on the boiling point of a solution (e.g., water) produced by a soluble nonvolatile substance (e.g., sodium chloride)? What is the effect of an insoluble substance such as sand or charcoal?
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