%5TSubmit AnswerF5WaterH₂O0.512EthanolCH3CH₂OH1.22ChloroforrCHC133.67BenzeneC6H62.53Diethyl ether CH3 CH₂ OCH2 CH3 2.02Mass=g manganese(II) nitrateThe boiling point of water is 100.0°C at 1 atmosphere.How many grams of manganese(II) nitrate (179.0 g/mol), must be dissolved in 252.0 grams of water to raise the boiling point by0.350 °C?Refer to the table for the necessary boiling or freezing point constant.SolventK(°C/m) Ke(°C/m)A6YHNRetry Entire GroupCengage Learning Cengage Technical SupportFormulaMacBook AirF6&7UVity.do?locator-assignment-takeJM8[Review Topics][References]Use the References to access important values if needed for this question.9 more group attempts remaining1K▷II1.861.99(95.12CombOF9Lx Chapter × OWLV2 | X |)OPF10+ 1111PreviousF12NextChapterSave and Exitdeletex OWLv2|S+Relaunch to u F5WaterEthanolSubmit AnswerThe freezing point of water is 0.00 °C at 1 atmosphere.How many grams of calcium iodide (293.9 g/mol), must be dissolved in 201.0 grams of water to reduce the freezing point by 0.300°C? Refer to the table for the necessary boiling or freezing point constant.SolventFormulaKb(°C/m) K(°C/m)H₂O0.512CH3 CH₂OH1.22ChloroformCHCl33.67BenzeneC6H62.53Diethyl ether CH3 CH₂ OCH₂ CH3 2.02Mass=6YCengage Learning Cengage Technical SupportHgF6MacBook AirN&7Retry Entire Group 9 more group attempts remainingUF7*00X1Activity.do?locator-assignment-take81DIIFBK[Review Topics][References]Use the References to access important values if needed for this question.(95.12AD01.861.99F9LMacomb xX)0F10PChapterChapter X OWLv2 | X:+11PreviousF12{90Save and ExitdeleteChapterX OWLV2SXx +Relaunch to

Water Ethanol The boiling point of water is 100.0°C at 1 atmosphere. How many grams of manganese(II) nitrate (179.0 g/mol), must be dissolved in 252.0 grams of water to raise the boiling point by 0.350 °C? Refer to the table for the necessary boiling or freezing point constant. Solvent Formula Kb(°C/m) Kr(°C/m) H₂O 0.512 CH3CH₂OH 1.22 Chloroforr CHC13 3.67 Benzene C6H6 2.53 Diethyl ether CH3 CH₂ OCH₂ CH3 2.02 Mass= g manganese(II) nitrate Submit Answer ke [Review Topics] [References] Use the References to access important values if needed for this question. 1.86 1.99 OWLV2X Chapter X 5.12 * O OWLV2 x + Relaunch to

Water Ethanol The boiling point of water is 100.0°C at 1 atmosphere. How many grams of manganese(II) nitrate (179.0 g/mol), must be dissolved in 252.0 grams of water to raise the boiling point by 0.350 °C? Refer to the table for the necessary boiling or freezing point constant. Solvent Formula Kb(°C/m) Kr(°C/m) H₂O 0.512 CH3CH₂OH 1.22 Chloroforr CHC13 3.67 Benzene C6H6 2.53 Diethyl ether CH3 CH₂ OCH₂ CH3 2.02 Mass= g manganese(II) nitrate Submit Answer ke [Review Topics] [References] Use the References to access important values if needed for this question. 1.86 1.99 OWLV2X Chapter X 5.12 * O OWLV2 x + Relaunch to

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter4: Energy And Chemical Reactions

Section: Chapter Questions

Problem 120QRT

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ed The boiling point of water is 100.00 °C at 1 atmosphere. A student dissolves 12.63 grams of sodium sulfide, Na₂S (78.05 g/mol), in 163.3 grams of water. Use the table of boiling and freezing point constants to answer the questions below. Solvent Water Ethanol Chloroform Benzene Formula H₂O CH3CH₂OH CHCI 3 соно Diethyl ether CH3CH₂CH₂CH3 The molality of the solution is The boiling point of the solution is Kb (°C/m) Kf (°C/m) 0.512 1.86 1.22 1.99 3.67 2.53 2.02 m. °C. 5.12
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