A Write the X notation for each atomic depiction: Z (a) 6e¯ 6p+ 7nº 00 (select)

Q: When rounding the number 2.348615 to 5 significant figures, what is the correct value? 2.2405

A: The following rules are applied in determining the number of significant figures :  Rule 1. All…

Q: 2+ Zn(s) + Cu²+ (aq) → Zn²+ (aq) + Cu(s) Give your answer numerically, assuming a measure of k

A:

Q: Determine the elemental percentages of all elements in C7H12CuO2. Enter your answer to two decimal…

A:

Q: What product(s) would you expect from dehydration of the following alcohols with POCI3 in pyridine?…

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

Q: 6. fluorine and 128.7g cesium? What amount of cesium fluoride in grams can be produced from a…

A: Given reaction, 2Cs (s) + F2 → 2CsF 128.7 g of Cesium reacts with 66.3 g of fluorine to give cesium…

Q: Which of the following is a true/correct statement?   a. Bromide ion's activity coefficient is…

A: If the ionic (I) strength of a solution increases, the activity coefficient (γ) of an ion decreases…

Q: D Question 2 Define Le Chatelier's Principle. A) When a chemical system at equilibrium is disturbed,…

A: Answer-2 Le chatalier's principle used in chemical equilibrium.

Q: 3. Given: AH° -918.0 kJ AH° = 125.2 kJ Br₂(l) + 5F₂(g) ---> 2BrF5(¤) BrF3(€) + Br₂(€) ---> 3BrF(g)…

A: Here we are required to find the enthalpy of the reaction (∆H0).

Q: 6. Calculate the uncertainty in the speed of a ball of mass 500 g that is known to be within 1.0 um…

A: According to Heisenberg uncertainty principle,  del X . del Px = h/4π Or, X . mv = h/4π Or, v =…

Q: 3. Tm is the temperature at which all of a certain DNA issingle-stranded.  a. true  b.false…

A:

Q: penny has a density of 8.82 g/mL and weighs 17.00 g, how many pennies would fit in a 50.0 mL beaker?…

A: q

Q: Write a balanced molecular equation for the reaction between citric acid (lemon juice) and sodium…

A: Recall the given reaction between citric acid lemon juice and sodium bicarbonate baking sode -…

Q: Use the periodic table to identify the elements with the following electron configurations.…

A:

Q: i) ii) CH3 S CH3 HBr 60°C CH3 CH3 HBr 60°C

A: the alkenes are  conjugated , the product which has more substituted alkene will be thermodynamic…

Q: It requires 155 kJ/mol to break the chemical bond in F₂ molecules. Part 1 What is the longest…

A:

Q: Could someone help me draw CH3- , HO- and Br- as conjugate acids? I’m trying to learn and I don’t…

A: Conjugate acids are those compounds which are made by gain of H+ ion by a species.  This theory of…

Q: Pls answer number (3.) only 1. Identify/name the specific molecule/monomer to the left 2. Name the…

A: We have given an organic molecule and we have to react two molecules of given  organic molecules…

Q: MISSED THIS? Watch KCV 14.5 WE 14.4 Read Section 14.5. You can click on the Review link to access…

A:

Q: Ancient statues made of marble (a form of calcium carbonate) are damaged by acid rain because the…

A:

Q: From the given situations, explain whether its solution requires a qualitative analysis,…

A: To determine whether the given solutions require a qualitative analysis, quantitative analysis,…

Q: Which of the following should be treated as corrosive? 6 M sodium hydroxide Copper metal Acetone…

A: A corrosive substance is the one that destroys or causes damages to living tissues. They can attack…

Q: In Part B of the experiment, we will determine the enthalpy, AH, for the reaction by plotting In (k)…

A: Answer: These are the questions based on fundamental understanding of straight line equation and…

Q: Create your own pH-dependent extraction experiment by separating two of any of the following…

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

Q: If the initial partial pressure of HI is 0.171 atm, what is the equilibrium partial pressure for HI?…

A:

Q: A piece of a newly synthesized material of mass 25.0 g at 80.00°C is placed in a calorimeter…

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

Q: 1. Discuss two factors that affect the solubility of a substance in water, and give one example for…

A:

Q: actions to indicate r all of the bond-fo eaking steps.

A: Organic reactions are those in which organic reference react to form Organic products. In organic…

Q: Noncovalent bonds are too weak to influence the native structure of proteins. Select one: a.

A: Proteins are made up of number of small units called amino acids. These amino acids are attached to…

Q: D Determine the [H], pH, and pOH of a solution with an [H+] = pH = pOH = n [OH-] of 4.7 x 10-12 M at…

A:

Q: 1.) i.)Using the infrared spectra provided assign peaks to the functional groups in (a)…

A: (a)3-nitroacetophenone; (b) 3-aminoacetophenone; (c) 1-(3-nitrophenyl)ethanol.

Q: 20. AcOH A 1) Mel 2) KOH COOH

A:

Q: knowing that H₂X react in the water like that. H₂ X + H₂O H₂O + H X HX + H₂0 -> H₂0² + x²- Find the…

A: Given: [H2X] = 16 M pKa1 = 3.2 pKa1 = 5.4 We know, pKa = -log Ka So, pKa1 = -log Ka1  3.2 = -log Ka1…

Q: What is the most probable identity of the element X wb symbol is shown below? O a. tellurium O b.…

A: By seeing the element symbol with valance shell electrons we can predict the element name.

Q: TRY THIS PRACTICE EXERCISE. Balance the equations below. A. _NaNO₂+ PbO → Pb(NO₂)2 +_ Na₂O B. _CasP₂…

A: Balanced chemical equation: Balance chemical equation is the reaction in which number of atoms of…

Q: 1) Titrant 5 mg H2O/ mL   Resolution 2.5 µg H2O/step   Detection limit is 125 µg H2O for a 5 g…

A: To decide True or False for the given scenario.

Q: Define Le Chatelier's Principle. A

A:

Q: Question 1 Which of the following is NOT true for AGrxn? A) If AG°rxn> 0, the reaction is…

A: Following statements is not true

Q: A Question 5 Retake question You determine the empirical formula of a compound to be CH3. In a…

A: Empirical formula = XY  Molecular formula = (XY)n  n= Molecular mass/Empirical mass  A balanced…

Q: The solubility of acetanilide in your recrystallizing solvent is 5.0 mg per mL at 10 °C.…

A: Given that solubility of acetanilide at 10 °C = 5 mg/mL  Take basis as 100 g Let us assume, if we…

Q: Fractions are typically collected every 1.5-2 minutes. What effect would taking more fractions every…

A: Given:  Fractions are typically collected every 1.5-2 minutes To determine: The effect would taking…

Q: 1. Write the ionic equation. Identify the spectator ions. Write the net ionic equation. a) Ca(OH)2 +…

A:

Q: reacted? What is the theoretical yield of dibromostyrene if 0.50g of styrene and 1.00g of bromine…

A: Styrene reacts with bromine two to form dibromostyrene. The equation for the balanced chemical…

Q: You time travel 100 years into the future and learn that se and D) have been discovered. Several…

A:

Q: Before you begin a day trip, you inflate the tires on your automobile to a recommended pressure of…

A:

Q: A. An ice cube is 20 mm on a side. How much energy is needed to melt the ice cubes if their initial…

A: Here we have to determine the amount of heat required to melt ice cube of side 20mm at 32°F(0°C)  to…

Q: Classify each bond in the following molecules as o or it: a. CH3 H b. CH3-C=N C. на осн

A:

Q: Question 3: What is the main organic product of the reaction in Figure 3? [Generate a SMILES…

A: Alkynes can be defined as organic compound that contain triple bond between carbon atoms.We have…

Q: 2. Calculate the value of AH° for the following reaction: P4010(s) + 6PC15(g) 10C13PO(g) using the…

A:

Q: When two polar molecules are close to each other they will orient themselves so that the positive…

A: Each polar molecule with have positive dipole and negative dipole, so positive dipole  of one…

Q: A. Predict the pressure of nitrogen gas at T =-98 K and v=0.00375 m³/kg on the basis of (a) the van…

A: