8 (A) CH3 CH-CH₂-CH3 I (B) 5 4 (C) = sextet (E) (D) = quintet (F) 0

Q: Calculate the volume of 25 ml of 10% sodium chloride.

A: Given -> I think it asked weight. Volume= 25 ml  Percent concentration= 10%

Q: drug dose prescribed is 4.2 mg/kg, a 130-lb patient should be given ___ mg of the drug.

A: The conversion formula is: 1 Ib = 0.454 kg

Q: Strontium phosphide Barium iodide Sodium fluoride Calcium bromide Beryllium oxide Strontium sulfide…

A:

Q: Question 12 of 17 If you have 155 mL solution of a 0.762 M FeCl, solution, how many moles of FeCl,…

A:

Q: Which of the following Fischer structures comectly represents the wedge and dish structure shown…

A:

Q: Report the answer using the correct number of significant figures! 1. How much energy is required to…

A:

Q: What is the final temperature (in °C) of 560.1 g of water (specific heat = 4.184 J/g･°C) at 24.20°C…

A:

Q: A ALEKS-Xzavian Patrick - Learn X ← CO ||| An astronomer measures the dis: X +…

A:

Q: a) Br CI DE 1

A:

Q: for each of the molecules below, indicate the pH range where the molecule would be ionized. H As In…

A: The ph range depends upon the    group present  in the molecule .

Q: Br HS N

A:

Q: The vapor pressure of diethyl ether (ether) is 463.57 mm Hg at 25°C. How many grams of aspirin,…

A: According to Raoult's law " the relative lowering vapor pressure of a dilute solution prepared by…

Q: For most neurons, the extracellular concentration of chloride ions (Cl-) is 108 mM, while the…

A: To calculate the equilibrium potential for Cl- ion given the extracellular concentration of chloride…

Q: You reacted 5.00 mL of 0.250 M copper (II) chloride with 8.00 mL of 0.100 M sodium phosphate. If the…

A:

Q: Draw energy level diagrams and electron configurations for the following: Atoms: a. Strontium atom…

A: Here we have to write the energy level electron configuration diagram of the following given atoms.

Q: Calculate the distance moved by the compound in millimeters with the data given below (please…

A: Rf value = Distance moved by compound/Distance moved by mobile phase   Distance moved by compound =…

Q: W MA

A:

Q: Aniline (C6H7N) is an organic solvent with a freezing point of -6.0 °C. What is the freezing point,…

A:

Q: 4. Consider the following redox equation (balanced) 2- 32 H+ + 4 Cr₂0² + 3 S²- →→→ 8 Cr³+ + 3 SO² +…

A: #4: #(a): Each Na2S(aq) forms 1 S2-(aq).  Hence molarity of the solution is equal to the molarity of…

Q: If 701 J of heat is available, what is the mass in grams of iron (specific heat = 0.450 J/g･°C) that…

A:

Q: What is the atomic number for an element whose mass number is 152, which contains 88 neutrons per…

A: For an neutral atom,  No.Of protons=No.Of electrons=Atomic no. Mass no.= No. Of neutrons + Atomic…

Q: 2. What is the compound's empirical formula if a 0.234 g sample of the compound was burned in air to…

A:

Q: Calculate the volume or weight of the solution. Given: 50ml of 3% sodium hydroxide.

A: This question is based on general chemistry. Now here we have to take few assumption to solve the…

Q: H3C CH3 H2₂ -(HC-C H₂ -CH2)3- Pristanic acid CH3 IL.

A:

Q: Draw the structural formula of 4-tert-butylheptane

A: Answer: It is an organic compound whose structural formula we have to draw.

Q: React the following with (a) Cl,, hv. Show all possible mono-chlorination products. Calculate…

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

Q: Compare the boiling points of the various isomeric hydrocarbons shown in the table below. Notice the…

A: The boiling point of an alkane depends on the surface area of the molecule. So, higher the surface…

Q: Calculate the percent by mass of water in the following compounds. (a) Cr(NO3)3 • 9H2O (b) AsO2 •…

A: Here we have to calculate the percentage by mass of water present in the following given compounds.

Q: A Chlorine atom has a first ionization energy of 1251.2 kJ/mol. Light of what frequency is required…

A:

Q: Question 20 (Mandatory) (5 points) Which of the following has(have) a higher oxidation state of…

A:

Q: 6. What is the frequency of a light source that has a wavelength of 620 nm? What is the energy this…

A: First we would convert wavelength from nm to m . Then using relation between frequency and…

Q: 1. Specify the hybridisation of all the atoms in the following structures: H H-O-C H CH3 C=O C-N H H…

A: The mixing of atomic orbitals to give equivalent number of hybrid orbitals is known as…

Q: Draw the molecular structure of THC (principal psychoactive constituent of cannabis) and identify…

A: Organic compounds are made up of carbon and hydrogen. These organic compounds are called…

Q: 19. If 500 mL of mineral oil are used to prepare a liter of mineral oil emulsion, how many grams of…

A: 19. 500 mL of mineral oil having a specific gravity of 0.87 are used to prepare a liter of mineral…

Q: 6. What is the frequency of a light source that has a wavelength of 620 nm? What is the energy of…

A: Light source that has wavelength 620 nm. We have to calculate the frequency of light source and…

Q: Consider the expansion of a vdW gas from V₁ to V, at a Temperature T. Calculate the following…

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

Q: What is the correct name of these structures?

A: We have to name the given structures using IUPAC rules

Q: Suppose you are asked to prepare a buffer solution for an upcoming experiment using stock solutions…

A:

Q: Indicate the valence orbitals and valence electrons for the following atoms: a. Lead b. Astatine c.…

A:

Q: student forgets to sand the magnesium metal before the experiment . would his percent yield be…

A: The atomic number of magnesium metal is 12. It belongs to 's' block element. It is  denoted by the…

Q: Consider this reaction: 2N₂O, (g)-2N₂O(g) + O₂(g) At a certain temperature it obeys this rate law.…

A: Dear student since you have posted multiple questions we will solve only first question for you if…

Q: :O: :O: Z: H

A: Resonance structure is the possible structure of the molecule in which the π- electrons and loan…

Q: Write the proton balance equation (PBE) for the following solutions: 1. Sodium sulfite 2. Sulfuric…

A:

Q: 1. For alcohol protecting groups, there are many options, including converting the alcohol to an…

A:

Q: Br CHz C H3 он вхо Косно CH ₂ CH

A: Alkyl halide nucleophilic substitution reaction can proceed by two mechanism: Sn1 mechanism: It…

Q: Why do the hydrogens labeled as b show up as a duplet instead of a singlet? Aren't they all "equal"…

A: NMR spectroscopy is branch of chemistry in which we deal with shielding and deshielding effect…

Q: The reaction of trichloroethanal with water is a nucleophilic addition reaction. It can be catalysed…

A: #Part-1 (Mechanism): In the reaction mechanism, the pointed end of the arrow represents the…

Q: Using the (C3v) group character table below, determine the symmetry representation of the six…

A: Given: NH3 molecule with C3v point group To determine: The Symmetry adapted vibrational coordinates…

Q: By closest packing 1.00 mole of ping-pong balls in a circle for one layer, calculate the diameter of…

A: The problem consists of 2 individual parts . The first part need the concept of Quantum chemistry.…

Q: Identify the most acidic carboxylic acid. ICH₂COOH O CICH₂COOH BrCH₂COOH www CH3COOH FCH₂COOH www.…

A: