1. Briefly explain why water is considered as the universal solvent. 2. Using the concept of IMFA, account for the difference in boiling point and melting point of the following molecular substances: Subatance Bolling polnt (C) Melting point (°C) Helium gas, He -269 -272 Methane, CH. -162 184 H20 100 Ethanol, CHSOH 78 -117

Q: Please answer the rest. they are very short answers. Thank you so much. final answ is enough. need…

A: Cis-trans isomers are alkenes with same chemical formula but different arrangement of atoms around…

Q: pH = 8.03 Express your answer using two significant figures. [H3O+]= Submit Part D [H3O+]= VE ΑΣΦ pH…

A: The question is based on the concept of pH of the solution.  it is defined as a negative logarithm…

Q: 1. First, how do we find the pressure of the unknown gas inside the graduated cylinder? How do we…

A: 1) If we See inside the cylinder we have Gas And Water Vapours both of them. Now pressure is…

Q: 13. A sample of 0.050 mol of NaOH is added to a solution containing 0.100 mol of acetic acid…

A: Two types of buffer solution are generally used ----- 1. Acidic buffer (made of weak acid and its…

Q: B. C. D. E. F. 10nM solution 5nM solution 2.5nM solution 1.25nM solution 0.6nM solution I

A: Solutions- To converted concentration in 1 ml total volume of each assay. we have to consider…

Q: Question 5 (6.54 x 104)3 =?

A: Given : (6.54 X 10-4 )3

Q: How is scientific writing different from the style of writing that you learned in ENG 111?  (Select…

A: Scientific writing different from the style of writing that you learned in ENG 111 by following…

Q: 11. A 0.64 M solution of the weak hase hydrazine (NH) is found to be 0.16% ionized at equilibrium.…

A: since you have asked for question 11 only, we are providing you a solution for it.   In this…

Q: As a material expands its weight per unit of volume

A: Density = mass/volume  Expansion means increase in the volume

Q: 4. The water never reached the boiling point because, unfortunately, the student stopped recording…

A:

Q: You are interested to know the Q10 value for mean heart rate (# of beats/10 sec) for a species of…

A:

Q: Part B What mass of ethyl alcohol is formed by the addition reaction of water and 475 g of ethylene?…

A: We have given that mass of ethylene = 475g Molar mass of ethylene = 28g/mole No . of mole of…

Q: N-H D =C13 2) Ht HỌC NGH -CH₂ H₂02/ heat -CH₂OH Na₂Cr₂O7 H+

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: By definition, what reaction equation does the AG°f for liquid propanal refer to? Choose…

A: We can see that propanal have C, H and O in its formula, so to from propanal carbon, Hydrogen and…

Q: Hint: consider doing the (1/T) ratio first (apply division/multiplication rules to determine and…

A: Temperature is a physical quantity that describes how hot or cold something is. It is the…

Q: Draw one of the two enantiomers of the major product from this reaction. Use a dash or wedge bond to…

A:

Q: 9/5(31)+32

A: Given,  9/5(31)+32

Q: At a physiological temperature of 37 °C, what is the probability of rhodopsin populating the first…

A: To calculate the probability of rhodopsin populating the first excited state. Temperature = 37oC…

Q: Plz answer

A: To answer this question, we need to follow these steps:List the Ingredients of Each Toothpaste:…

Q: What animal can reproduce in large number. Is it Mosquito Frog Butterfly Cat Cockroache Dog

A: Answer are Mosquitoes, Butterflies, Cockroaches and frogs

Q: On a hot day, you wipe your forehead with a wet cloth and you cool down. A small part of the…

A: Evaporation is the process by which a liquid changes into a gas or vapor state at a temperature…

Q: I need to find an Example of metaphor in chapters 5-6 of the book hatchet

A: A metaphor is a figure of speech that explicitly points to one thing by referencing another for…

Q: ations. Calculate the volume (length x width x height) in units of mm³ (mm x mm x mm) fo large…

A: Volume = length * width* height Length = 254.7 mm Width = 25.3 mm Height= 136.8 mm Volume =…

Q: purse Home n/course.html?courseld%3D15769386&HepID3D169f9f4bdc9f2df8dc5b7368af32865e#10001 e Home…

A:

Q: Unknown Mixture #1 Unknown Mixture #2 Sample caffeine ibuprofen aspirin acetaminoph en Distance to…

A:

Q: For the following molecules write the hybridization state of all the C, N and O atoms in each of the…

A:

Q: 5. This question has two parts a. and b. a. Assuming 100% yield, how much hexynyl lithium (in mmol)…

A:

Q: Find the mean and median of each of the following sets of data. Determine the deviation from the…

A: The following set is given: 0.0110, 0.0104, 0.0105 Mean of the given data: Mean is the average of a…

Q: What will happen to the sample size if the percentage error becomes lower e.g. 5% instead of 10%?…

A: A question based on tools in analytical chemistry that is to be accomplished.

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.