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Q: A 20.0 g cube has one side equal to 1.50cm. What is its density?

A: Mass of cube = 20.0 g Volume cube = (1.50)3 cm3

Q: 100 cyclobutanol Transmittance %T 50- 0 7. Associate each spectrum (AE) with one of the isomers in…

A: From the above spectrum, we can get an idea about different streching frequencies and following…

Q: When did the world know fusion existed? Select one: B.1920 C.1960 D.1980

A: FUSION:--It is process in which two nuclei fuse with each other and produces energy. •Fusion of…

Q: A solution is made by dissolving a non-volatile, non-electrolyte in water. The vapor pressure of the…

A: The relative lowering of vapor pressure is calculated using the following formula:…

Q: Problem #4 o A sealed jar whose volume is exactly 1 liter contains exactly 1 mole of air at 20 deg…

A: Given Volume = 1 Litre Temperature = 20oC = ( 273 + 20 ) K = 293 K number of Mole = 1 mol

Q: A good sample of benzoic acid melts at 121-122˚C. However, a student had a sample that melted over a…

A: Given: A good sample of benzoic acid melts at 121-122˚C. However, a student had a sample that melted…

Q: b) Find the composition of the resulting solution in (a) in wt%, vol%, ppm. (Atomic masses: S=32,…

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Q: Get the concentration of the unknown solutions with a %T of 63 Given: S1 = 0.02 mg 76%T S2 = 0.04…

A: Given: S1 = 0.02 mg 76%T S2 = 0.04 mg 58%T S3 = 0.06 mg 45%T

Q: goslarite, a hydrated zinc sulfate mineral (znso4.7h2o) is addded to 1.9 L of water to form a zinc…

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Q: 13) Draw a cartoon image showing the (hybrid) orbitals (e.g., spheres and lobes) for acetate…

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Q: 5. Only one of the following formulas describes a compound that exists. Fix the other formulas so…

A: Compounds are substances that are made of two or more different atoms present in a fixed ratio.

Q: b. melting of ice c. boiling of water d. all of these e. none of these

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Q: ered 6 oxygen and 18 oxygen have?

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Q: What is the mass of an irregular shaped object that has a density of 5.59 g/ml if you have 43 ml of…

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Q: CH3 CH₂ CH₂ CH3 What is the name of this compound? 3-methylpropane butane 1-methylpropane none of…

A: Concept:  Nomenclature is done using the number of carbon as the parent name and the type of…

Q: You are given a protein solution with a concentration of 0.15 mg/ml. Suppose that we want to prepare…

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Q: Calculate the concentration of IO3 in a 8.18 mM Pb(NO3)2 solution saturated with Pb(IO3)2. The Ksp…

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Q: Give the functions of the following equipment in a vacuum distillation setup: -vacuum adapter…

A: Vaccum distillation is the technique used to purify the compound under reduced pressure.

Q: What is the molecule and the functional group

A: The functionality present in the given organic entity is responsible for its chemical…

Q: An ion in the second column of the periodic table has 74 protons. How many electrons does it have?…

A: Given, In periodic table the ion belongs to the second column. Number of protons = 74  Number of…

Q: Which of the following reaction is likely to occur with the highligthed group?     a…

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Q: Calculate the average kinetic energy (unit J) of O2 molecule at 480K. Please enter your answer using…

A: Concept:  Each gas is having the translational , vibrational and rotational motion due to which it…

Q: A cylindrical container's pressure is 200,000 Pa; its temperature is 86 deg Fahrenheit; and its…

A: We know the ideal gas equation,                                                PV=nRT P= Pressure of…

Q: NAME THE FOLLOWING COMPOUNDS. H3PO4 H2SO4

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Q: For the image attached Draw a graph of the average mass vs. year. Make sure axes are labeled.

A: In the given table, the average mass and year are indicated very clearly and we only need to draw…

Q: 2. Complete the table by writing the two new compounds that form if the solutions were mixed. Make…

A: Find out compound which is soluble or insoluble (ideally write the number and soluble or insoluble)…

Q: What type of elements do covalent compounds f between? between nonmetals Electrons are Shared…

A: Chemical Bonding Chemical bonding is the process through which two or more atoms, molecules, or ions…

Q: h. ET b.norfT i. IZ H : NH₂ Draw all possible resonance structures for the following. Then rank the…

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Q: wouldnt a nano be 10 -9?

A: Convert micro liter to nano liter

Q: A solution is prepared by mixing 500 mL of 0.10 M NaOCI and 500 mL of 0.20 M HOCI. What is the pH of…

A: The given data is as follows: The concentration of NaOCl = 0.10 M The volume of NaOCl = 500 mL The…

Q: How many milliliters of 0.105 M HCl are needed to completely neutralize 50.0 mL of 0.108 M Ba(OH)2…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Data: year year of Pennies # of pennies weighed Totall mass (9) Average mass 2000 2000 50 24519649…

A: Here is your answer...... Graph was plotted in Excel.

Q: You are given a protein solution with a concentration of 0.15 mg/ml. If the molecular weight of the…

A: 1 L = 1000 ml  1 L = 1000000 microliter

Q: The reversible chemical reaction A+B⇌C+D has the following equilibrium constant: Kc=[C][D][A][B]=3.7…

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Q: is performing a chemical reaction. The amount of a certain chemical in the beaker, in mL, can be…

A: Ist we will calculate the loss in 7th second and 8th second as shown

Q: II. Write the corresponding conjugate base for the given from numbers 1-5 and conjugate acid for the…

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Q: 14. You have 72 mL of water in a graduated cylinder. After dropping a pebble into the graduated…

A: Water in graduated cylinder = 72 ml  After dropping a pebble, volume reaches to = 43 ml  Volume of…

Q: Problem 2. Name the following organic chemicals. Refer to Tables 22.3, 22.6-22.8 in our text and p.…

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Q: The conductivity of a 0.05M solution of acetic acid at 18°C is 4.4 × 10-4 Ω-1cm-1. Λ° of acetic…

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Q: Convert 83.0 μL to deciliters.   Convert 83.0 μL to kiloliters.   Convert 83.0 μL to megaliters.…

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Q: bonds D. DeloW 1300 C 2. Assume you were carrying out the following reaction. How could you use IR…

A: 2) IR spectroscopy is used to determine the functional groups present in the sample. Different…

Q: W examples.

A: QSAR( Quantitative Structure Activity Relationship) is a concept of quantitative drug design based…

Q: Consider the following data for nickel: atomic mass electronegativity electron affinity ionization…

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Q: Problem #3 A given quantity of gas at a pressure of 750mmHg and a temperature of -25° C occupies…

A: First check the values at STP and then use appropriate formula to find out new volume at STP.

Q: What are the textbook half cell values of the following? Ət Zn12n²+ || | CUSC Fel Fet 11 Cut 1 CuSO4…

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Q: Calculate the extinction coeficcient where the concentration is in mg/ml and the path length is in…

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Q: Get the concentration of the unknown solutions with a %T of 63 Given: S1 = 0.02 mg 76%T S2 = 0.04…

A:

Q: In a flask 15.55g of HCl(s) was dissolved in 50.50mL of H2O. Determine its  a.) pH b.) pOH c.) [H+]…

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Q: F How many valence electrons does this have? 9 19

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Q: (2) Which of the following solutions (solute in a solvent) has i (A) Vitamin C in water (C) NaOH in…

A: 2) An ion-dipole force is the intermolecular force of attraction between a charge ion (cation or…