A total of 128 cal of heat is added to 7.25 g of ice at -45.0 degrees Celsius. What is the final temperature of the water?

Q: From the information given below, determine the molality and the molecular weight of the solute;…

A: We have to calculate molality and molecular weght.

Q: Provide the name of the organic product of the reaction shown.

A: -> Cycloalkanes also gives carbondioxide (CO2) and water (H2O) when reacts with O2 . It is called…

Q: If dissolving 1.5 g of a solute into 100 mL of water caused the temperature of the solution to…

A: Here  We know that The formula of elevation in boiling point is:Here,  is the increase in boiling…

Q: At 25.0° C, a 10.00 L vessel is filled with 5.74 atm of Gas A and 7.89 atm of Gas B. What is the…

A: The objective of the question is to calculate the mole fraction of Gas B in a mixture of Gas A and…

Q: does this compound contain an sp2-hybridized carbon atom?

A: Given here is a compound, and we are asked that is the given compound has any sp2 hybridized carbon…

Q: How many moles of HNO3 are present if 0.116 mol of Ba(OH)2 was needed to neutralize the acid…

A:

Q: Which of the following is the highest energy conformation of the following compound looking down the…

A: A conformer is an isomer of a molecule that differs from another isomer by the rotation of a single…

Q: So, while converting we need to fill numeric values in Green color boxes and measurement units in…

A: While converting the units we should know the numeric conversion and their units.Like 1m = 100cm or…

Q: Draw a structural formula for the major organic product of the reaction shown below. Br 09.05 +…

A: Gilman reagents are organocuprates. They are good nucleophiles and help in the formation of C-C…

Q: Buffer capacity. Two solutions of sodium acetate are prepared, one with a concentration of 0.1 M and…

A: Formula:                          In the given problem volume of the buffer solutions is not…

Q: 7. Draw the placement of each object in the cylinder below based on the density of the objects: a)…

A: Given is a cylinder of liquids with differensities.To place a silver ring, gold bar, and plastic in…

Q: ▼ Part A - Using the definition for mole fraction. A solution was prepared by dissolving 175.0 g of…

A: First we have to calculate the moles of KCl and moles of water,mass of KCl = 175.0 gmolar mass of…

Q: lentify each pair of condensed structural formulas as tructural isomers or the same molecule. CH3 CH…

A: The objective of the question is to differentiate between the molecules into structural isomers or…

Q: In order for a solute to dissolve in water, the solute particles must be molecules. strongly weakly…

A: In the fascinating world of chemistry, the process of dissolution plays a pivotal role in various…

Q: Draw structural formulas for organic products A and B in the window below. CH3 CH₂CH₂CI Mg CH3 ether…

A:

Q: What is the approximate bond angle indicated by Roman numeral III in the figure below?

A: The geometry of a molecule is determined by the number of sigma bonds and lone pair of electrons on…

Q: O Macmillan Learning For the dehydrohalogenation (E2) reaction, draw the major organic product(s),…

A: -> In E2 elimination reaction, reaction occurs in one step and base can abstract anti-periplanar…

Q: Draw a resonance structure that is NOT a proper resonance structure of the following ion?

A: The objective of the question is to draw the resonance structure of the given ion. Resonance…

Q: Draw the major and minor product that could be formed when 1- chloro-1,3-butadiene reacts with…

A: The Diels-Alder reaction is a cycloaddition reaction that involves the reaction of a conjugated…

Q: Which of the following solutions will boil last under identical heating? (Do not forget that some…

A: The question is based on the concept of boiling point elevation.We use the boiling point elevation…

Q: 9. Synthesis Using the carbon-containing starting material(s), propose a synthesis for both of the…

A: To get the starting molecule we have to do the retrosynthetic analysis and by doing this we get…

Q: If dissolving 1.5 g of a solute into 100 mL of water caused the temperature of the solution to…

A: The formula of elevation in boiling point is:Here,  is the increase in boiling point, Kb is the…

Q: Calculate the volume of 0.4545 kg of a substance whose density is 13.55 g/mL. Express your answer in…

A: Note: 1 kg =1000 gmass of a substance = 0.4545 kg = 0.4545 × 1000 g = 454.5 gDensity of a substance…

Q: Helpppp explainnnnnn

A: Functional groups is a group of atoms that shape the chemical characteristics of a molecule. The…

Q: Complete the mechanism and draw the thermodynamic product for the reaction below. Feedback See…

A: The more substituted double bonds attacks the hydrogen of HI. The result is the formation of an…

Q: 4) Show how you could interconvert A, B and C below. Then, using each compound (A, B, and C) as a…

A: Given are organic compounds. Compound A is alkene.Compound B is alkyl bromide.Compound C is alcohol.

Q: Based on a grade 11 chemistry student, answer the following question based on the provided table:…

A: The objective of the question is to determine if any of the listed poisons can be ruled out based on…

Q: Two beakers are placed in a small closed container at 25 °C. One contains 226 mL of a 0.255 M…

A: The objective of the question is to calculate the final volume and the concentration.

Q: A 300 kg/h of a saturated aqueous KCI solution at 60°C is fed to a crystallizer where it is cooled…

A: According to the values given , we can draw the flow diagram first and we have to calculate crystals…

Q: 1. In a reaction involving the iodination of acetone, the following volumes were used to make up the…

A: The objective of the question is to calculate the dilute concentration of the hydrogen ion in the…

Q: Running an extraction you are attempting to remove a basic impurity by adding 2x5 mL of 3M HCl to…

A: ANSWER (C) Check to see if you have the aqueous layer in the separatory funnel. If so, empty the…

Q: Draw the major and minor product that could be formed when 1- chloro-1,3-butadiene reacts with…

A: IntroductionThe Diels-Alder reaction is a cycloaddition reaction that involves the reaction of a…

Q: Ph Et H₂O₂ MeOH/H2O PhMgBr THF

A: An arrow always depicts from a region of high electron density to low electron density ; that is…

Q: From your home to CNM is 1,787 steps, it takes you 13.4 minutes to do this walk, If you take 1,832…

A: The objective of the question is to calculate the walking speed.

Q: Equation: ultraviolet light OH H ???

A: The given reaction is a photo reduction of benzophenone by ultraviolet light. The reduction takes…

Q: Two 1-L beakers, A and B, each containing a different aqueous solution of fructose (a nonvolatile…

A: "Since the question has multiple sub-parts, we are supposed to solve the first three sub-parts only.…

Q: Of the following reactions or processes, is there one for which the enthalpy change is zero?(A).…

A: The objective of the question is to identify the process among the given options that has zero…

Q: Which one of the following acids is the weakest acid? Aspirin pka 3.5 Phenobarbitone pka 7.4 Acetic…

A: The objective of the question is to predict the weakest acid among the given acids.

Q: Based on the thermodynamic properties provided for methanol (below), select from the following list…

A: Given : Mass of methanol = 5.0 Kg = 5000 gInitial temperature of methanol = -64 oCFinal temperature…

Q: How much must a beaker containing 450 ml of water and 400g of potassium nitrate be heated from 20…

A: The temperature at which a substance dissolves in water is influenced by factors like solubility and…

Q: Provide ALL resonance contributors for the molecules I and II below. (Include the original structure…

A: A question based on introduction to organic chemistry. For the given two structures, the respective…

Q: An aldose A, is reduced by sodium borohydride to an optically inactive alditol B. The Ruff…

A: The given compound is an aldose, A. Reduction of the given aldose with sodium borohydride gives an…

Q: Two 1-L beakers, A and B, each containing a different aqueous solution of fructose (a nonvolatile…

A: "Since you have asked a question with multiple sub-parts, we will solve the first three sub-parts…

Q: We can use the classical harmonic oscillator to think about molecular bonds. The HCl molecule has a…

A: the classical harmonic oscillator has an equation     where m is mass but we will use reduced mass…

Q: Identify the nucleophile in the first mechanistic step of this electrophilic addition reaction. I…

A:

Q: Please don't provide handwriting solution   In which of the following pairs is the substance with…

A: The question pertains to the concept of entropy and its relationship to different states of matter…

Q: A sample of SnO2 has a mass of 23.2 g. The masses of Sn and O in the sample are Link to Periodic…

A: The mass of We have to calculate the mass of  and  in the sample.

Q: Draw the product of this reaction. Ignore inorganic byproducts. H₂/Lindlar's catalyst Select to Draw

A: Given :Incomplete reaction -We need to complete the reaction and draw the product of this reaction.

Q: Draw the major organic product of the Bronsted acid-base reaction. Include all lone pairs and…

A: Here sodium hydroxide acted as base.

Q: Snowfall may occur at tempera Part 1 of 2 Convert this temperature to °F. Be sure your answer has…

A: Temperature can be converted to different units using the given formula->Given temperature = -2C