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How many moles and how many equivalent of H30+ are present in 50ml of a 0.3N solution of H2SO4
In a separate experiment, it was found that, for fixed temperature and pressure, a 0.100 L sample of this compound takes 1.73 times longer to effuse than does a 0.100 L sample of Ar(g). What is the molecular formula of the compound? , draw possibl..
Once, it is important that the level of the elution solvent not drop below the top of the adsorbent why? the absorbent is packed in a liquid chromatography column
a certain first-order reaction a--gt products has a rate constant of 3.60times10-3 at 45 degrees celsius. how many
what kind of product distribution and what does that tell you about the operating mechanism and the factors that affect product distribution?
The elemental mass percent composition of malonic acid is 34.63% , 3.87% , and 61.50% . Determine the empirical formula of malonic acid. Express your answer as a chemical formula.
the following ions contain the same number of electrons. rank them in order of decreasing ionic radii.rank from largest
Calculate the maximum number of grams of potassium carbonate that can be added, without changing the volume significantly, to 2.5 L of a solution that contains 0.0040 mole of Ca2+ ion 0.0040 mole of Mg2+ ion without precipitating any calcium carbo..
how many grams of sodium lactate should be added to 1.00 l of 0.150 lactic acid or to form a buffer solution with
The titration of 0.7910 grams of an unknown weak acid requires 41.5 mL of 0.139 M NaOH in order to reach the equivalence point.
You have 50 ml of an 86% (w/v) glucose (C6H12O6) solution. How many grams of glucose are in the solution?
Predict what product favored reaction will occur when potassium metal is dropped into liquid water. Write a balanced chemical equation for the process and explain breifly how you made your predicition.
In an electrochemical cell, which of the following statements is FALSE? A. The cathode is the electrode where reduction occurs. B. The anode is electrode where oxidation occurs. C. A spontaneous electrochemical cell is called a galvanic cell. D. A..
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