None Macmillan LearningThe experimental data in the table was collected during a freezing point depression study.Mass of BHT8.500 gMass of cetyl alcohol Freezing point(C16H340)0.724 gof BHT74.01 °CFreezing point of BHT/cetylalcohol solution71.61 °CUse this data to determine K, for BHT (butylated hydroxytoluene).K₁ =°C/m

Step 1: The formula used to calculate depression in the freezing point is:…

Answered: Macmillan Learning The experimental…

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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H B H cat HCI H₂O
Rank the elements or compounds in the table below in decreasing order of their boiling points. That is, choose 1 next to the substance with the highest boiling point, choose 2 next to the substance with the next highest boiling point, and so on, substance D HI chemical symbol, chemical formula or Lewis structure H HH ||| HHH Ar H I Ag -0. H H :O: H |||| HICIC-CIH H boiling point (Choose one) (Choose one) (Choose one) (Choose one)
Given the following data: 4C(s) + 4H2(g) + O2(g) → CH3CH2OCOCH3(l) ΔH°=-480.0 kJ CH3CH2OH(l) + O2(g) → CH3COOH(l) + H2O(l) ΔH°=-492.0 kJ 2C(s) + 3H2(g) + 1/2O2(g) → CH3CH2OH(l) ΔH°=-278.0 kJ H2(g) + 1/2O2(g) → H2O(l) ΔH°=-286.0 kJ calculate ΔH° for the reaction:CH3COOH(l) + CH3CH2OH(l) → CH3CH2OCOCH3(l) + H2O(l)
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esc pock Ethanol (C₂H6O) burns in air C₂H60) +O2(g) → CO2(g) + H₂O (1) Balance the equation and determine the volume of air in liters at 35°C and 790 mm Hg required to burn 227 g of ethanol. Assume that air is 21% O₂ by volume. Edit Format Table 12pt Paragraph control ! 1 Q A @ 2 N BIU AT²V W S # 3 X 1 option command E D $ 4 t R C ܀ % 5 F : T V MacBook Pro ➡ A 6 G Y & B 7. H (+) U 0 words *00 8 N J 1 ( 9 K M ) 0 O MOSISO go
1. Statement 1: beside its value for jewelries currency and electronics gold is also important in the health profession. Statement 2: Salts of Au+ is used in the treatment of certain types of rheumatoid arthritis2.Statement 1: Cellular restoration allows organisms to liberate the energy stored in the chemical bonds of glucose. Statement 2: C6H12O6 + 6O2 --> 6CO2 + 6H2O + 36 ATP, In this reaction glucose is reduce and oxygen is oxidized.3. Statement 1: The reaction of a metal with either an acid or a metal salt is called displacement reactions because the ion in the solution is to replace through reduction of an element. Statement 2: When metals undergo displacement reactions with acids, salts and hydrogen gas is produced. A - If the first statement is TRUE and the second statement is FALSE B - If the first statement is FALSE and the second statement is TRUE C - If both statements are TRUE D - If both statements are FALSE
[References] Use the References to access important values if needed for this question. Expressing amounts of energy in different energy units is necessary to solve many chemistry problems. For practice, complete the following table. The Joule (J) is the SI unit of energy. 1 calorie (cal) = 4.184 J J cal kJ 568 149 0.807 Submit Answer Try Another Version 10 item attempts remaining pt pt pt Previous Ne re to search DELL
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(d) H₂ H₂C-C H₂ * HC -C H₂C CH3 Supporting Materials Periodic Table Additional Materials eBook Tutorial Constants and Factors Supplemental Data
ОН H2SO4 85 °C

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