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Explain what is the volume percentage of a solution prepared by disolving 17 g of NaOH in enough water to make a final volume of 120 ml?Explain how many ml of a 10% solution can be made from the solution in the first question?
Why could the percent composition of a nucleophilic substitution not be determined using a refractometer. by measuring the refractive index
If the walls in a room are 955 square feet in area, and a gallon of paint covers 15 square yards, how many gallons of paint are needed for the room?
A student carefully diluted 25.0mL of 6 M NaOH solution in 475 mL if distilled water. Calculate the molarity of the diluted solution of base.
when an atom or group of atoms is substituted for an h in benzene c6h6 the boiling point changes. explain the order of
Select the order of increasing reactivity of the alkyl chlorides, 1-chlorohexane, 2-chlorohexane, and 3-chlorohexane, when reacted with KI in acetone.
Describe the most likely effect of temperature, catalyst loading, and concentration on the rate of a diazo coupling reaction.
Write the balanced chemical equation for this acid-base reaction, identifying the conjugate acid/base pairs. If the base-dissociation constant of B is 1 × 10^3, what is the pH at the midpoint of the buffer region. What are the chemical components of ..
What are the H3 O^+ and OH^- concentrations of solutions that have the following pH values? A. pH1 B. pH 13 C. pH 0 D. pH 1.24 E. pH 7.96
Which set of atoms is correctly arranged in order of increasing electronegativity (lowest electronegative atom listed first)
the compound kb5o8middotx h2o was analyzed and found to contain 24.6 of water. if the formula weight of this compound
a 2.56 g sample of anthracene c14h10 was burned to heat an aluminum calorimeter mass948g. the calorimeter contained 1.5
What is the value of the rate constant (k) for this reaction? Points will be deducted if you do not include the correct sign and units of the rate constant. (b) Determine the half-life for this reaction in units of seconds
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