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A saturated solution of perchloric acid in water contains 60.0% by mass HClO4a) Calculate the Molality (mol/kg). and has a density of 1.54 g/mL.
b) Calculate the mole fraction.
c) Calculate the molarity of this solution(M).
An organic compound which has the empirical formula CHO has an approximate molar mass of 145 g/mol. What is its probable molecular formula?
consider the following reaction.ch3ohg cog 2 h2g h 90.7 kjcalculate e when 770.0 g of ch3ohg completely reacts at a
Question- Part 1- By what factor does the entropy increase for a collection of 1000 molecules moved from 1*10^10 boxes to 1*10^11 boxes. Part 2- For a move from 1*10^20 to 1*10^21 boxes
Why are active firefighters likely to experience the adverse health effects from inhaling 300 ppm of carbon monoxide faster than nonactive off-duty firefighters
Compute the theoretical yield (by mass) of Ca3(PO4)2. Compute the percentage yield (by mass) for the reaction if 64.3 g of Ca3(PO4)2 is actually obtained.
Write out a step by step extraction to separate mixture of toluene, 4-methoxybenzoic acid, and benzylamine into pure compounds. All of the molecules are organic soluble in dichloromethane.
A sample of O2 was collected over water at 25C and .865 atm. If the total sample volume was 2.538 L, how many moles of O2 were collected?
Elemental phosphorus reacts with chlorine gas according to the equation: P4 (s)+ 6Cl2 (g) --> 4PCl3 (l) A reaction mixture initially contains 45.11 g P4 and 132.0g Cl2. Once the reaction has occurred as completely as possible, what mass (in g) of ..
The volume of HI(aq) required to reach the equivalence point : (1c) The pH at the half-neutralization point. (1d)The pH at the equivalence point.
Calculate how many mL of 0.100 M NaOH are needed to neutralize completely 26.0 mL of 0.0300 M acetic acid. 2) Calculate how many mL of 0.100 M NaOH are needed to neutralize completely 36.0 mL of 0.0400 M H2SO4 (forming Na2SO4 and water)
Draw the condensation reaction that would form the dipeptide Met-Ile from the amino acids, Methionine and Isoleucine. Based on the characteristics of the side chains ONLY, would you expect the dipeptide to be polar or nonpolar
Use the Reaction Editor to write a balanced net ionic reaction for the reduction of cupric ion (Cu2+) by hydroxylamine (NH2OH) in acid solution, using the smallest integer coefficients.
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