3) Fill in the diagrams below with electrons corresponding to each element. Carbon Охуgen Hydrogen

Q: A chemist found that a reaction did not take place under any set of conditions. If the chemist added…

A: A reaction may take a few seconds or several years to form the product. So if we add catalyst to…

Q: What is the Conjugate Base in the reaction below? C2O42– + HC2H3O2 ↔ HC2O4– + C2H3O2–    Choose the…

A: We have to predict the conjugate base.

Q: choices: a.) AlCl3 b.) HClO2 c.) Cl2 d.) Cl2O

A: Oxidation number is the partial or imaginary charge present on an atom in the compound.  When…

Q: Based on the thermochemical equation shown below, which statement is correct? C6H12O6(s) + 602(g) →…

A:

Q: Calculate the molarity of a potassium hydroxide solution if 25.0 mL of this solution was completely…

A: The molarity of potassium hydroxide can be calculated using the molarity equation. It is given as,…

Q: Q. 10.0 mol of nitrogen gas at 300k is contained in a 1,00L container. ( Nitrogen (N2) 9as is…

A: Given that -  Moles of nitrogen gas = 10.0 mole  Temperature, T = 300 K  Initial container volume,…

Q: 100.0 grams of sodium sulfate reacts with 50.00 grams of barium nitrate. e) How much excess reactant…

A: Here 100 g of Na2SO4 reacts with 50 g of Ba(NO3)2 . We have to determine mass of excess reactant…

Q: What is the oxidation number of carbon in the oxalate ion?

A:

Q: . Please list all expected peaks, bends, and stretches you would expect to see on IR spectra of…

A:

Q: 3. Complete and balance the following single displacement equations. If no reaction takes place,…

A: The balanced single displacement reaction are given below

Q: E Which of the changes will shift the equilibrium below to the right? "HN 2 bHO 'HN e NH4" (ag) + OH…

A:

Q: Calculate the molar concentration of a solution containing 18 g of NaOH in 100 mL water. (Density…

A: Mass of NaOH = 18 g Volume of water= 100 ml = 0.1 L Molar mass of NaOH = 40 g/mol

Q: what is the mass percentage of Ag in a piece of metal with 50.4 g of Ag in a 125 g sample?

A: Given, mass of Ag = 50.4 g  mass of sample = 125 g mass percentage of Ag = ? %

Q: Define the following: 1. solvent 2. mixture 3. solution

A: (1) Solvent -  Solution is formed by combination of atleast two Substances, one of them has higher…

Q: Alloys have numerous advantages in industrial applications. Which combination of metals is…

A: A metallic substance composed of two or more metals is alloy. Here we have to tell which metals…

Q: For the reaction: Al2(SO3}3 + 6 NaOH ------> 3 NazsO3 + 2 Al(OH)3 a) If 10.0 g of Al2(SO3)3 is…

A: number of moles = mass of substance/molar mass of substance  mass = moles × molar mass

Q: The diprotic acid lactic acid is produced as a result of anaerobic respiration. Raquel titrates the…

A:

Q: hemistry student is solving this problem: e the initial volume, in m°, of a gas with a starting…

A: Given,  Initial Volume (V1) =  Initial Temperature (T1) = 273 K Final Volume (V2) = 145 m3 Final…

Q: Consider 1.00 L of a buffer solution composed of hydrocyanic acid (HCN, Ka = 4.9 x 10-10 M) and…

A: Answer: Buffer solution is type of solution that resist the change in pH on adding small quantity of…

Q: Following are the 'H and "C NMR spectra for each of four isomeric bromoalkanes with formula CaH;Br.…

A:

Q: )Listen Which type of hydrocarbon always contains carbon-carbon triple bonds? O Alkanes Aromatics O…

A: Type of Hydrocarbons Alkanes : alkanes are the hydrocarbons always contains Carbon- Carbon single…

Q: 16.) A 45.0 g silver spoon was submerge to a 200 g of coffee drink in a 432 g ceramic mug. If the…

A:

Q: Balance the following oxidation-reduction reactions that occur in basic solution (Use the lowest…

A: A reducing agent is one of the reactants of an oxidation-reduction reaction which reduces the other…

Q: and 23.Different forms/conformations of the same molecule

A: A constitutional isomer have same molecular formula but different structure while conformational…

Q: A 12.0 g bar of aluminium was heated from 20.0 °C to 150.0 °C over a flame. The bar was then dropped…

A: Since the aluminium bar is at higher temperature and water is at lower temperature, heat is released…

Q: Explain the following observation and what it means about the mechanism of the process we…

A: In 1st 25%product, 13CO i s removed and in last product Me group is trans to 13CO and i middle one…

Q: Calculate the osmotic pressure induced if a cell with a total solute concentration of 0.500 moles…

A: Answer: Formula to calculate osmotic pressure is shown below: π=CRT Here: π=osmotic…

Q: If 75.0 mL methanol is combined with 250.0 mL water, what is the volume percent of methanol in the…

A:

Q: A solution of serum albumin was analyzed using the UV-Vis and yielded an absorbance value of 0.4531.…

A: Given:: Absorbance A=0.4531  cuvette length l=5.6 cm  Molar absorptivity €=43824 M-1cm-1…

Q: If the energy of activation is lowered for a chemical reaction, which is true? OThe reaction…

A: Given that, What happened if energy of activation of a reaction is lowered?

Q: What salt is formed in the acid base neutralization reaction below HBr and Mg(OH)2

A: HBr + Mg(OH)2 --->

Q: Which metal.would be suitable for use as a sacrificial anode for iron? OAu O Sn OMg OPt

A: SACRIFICIAL METALS ARE SUCH METAL WHICH PREVENT IRON FROM CORROSION AND THIS ARE HIGHLY REACTIVE…

Q: D Listen Water is one product of this reaction, what is the second? но CH3 H H H3C. H H for H3C O.…

A:

Q: С-Н -2800 – 3100 C=0 ~1700 – 1800 С-О ~1000 – 1200 1 a) What chemical bond is present in Unknown 1:…

A: 1 a) Carbonyl group is present in Unknown 1( a peak observed about 1700 cm-1 ). Double bond between…

Q: a.* How many grams of CUSO, 5H,O are needed to prepare 50.0 mL of a 0.30 M CuSO, solution? 2. b.* If…

A:

Q: A weak acid, HA, has a Ka=9.8 × 10–5. Find the % dissociation of a 10‒2.00 M of this solution.

A:

Q: 1. NABH, (0.5 eq.), CH3OH, 0° C H. 2. HCI, H20 HO, OH HO, OH OH HO, HO, H.

A:

Q: Draw the condensed structural formula for monounsaturated omega-6 fatty acid with 10 carbon atoms .

A: Fatty acids are carboxylic acids (R-COOH) with a long chain alkyl group (R).

Q: Calculate the molarity of a sodium hydroxide solution if 50.0 ml of this solution was com- pletely…

A:

Q: What would the effect of increasing sample pressure (while maintaining a fixed cell length) have on…

A: The Fourier transform infrared spectroscopy, commonly known as FTIR, is a spectroscopic technique in…

Q: Calculate the pH, the pOH, and the molarity of all species in solution for a 2.45 M butanoic acid…

A: Given :- molar concentration of butanoic acid = 2.45 M  To calculate :-  Molarity of all species…

Q: 4. Using the Lewis dot structure, predict the molecular geometry of the following and state the…

A:

Q: Give the balanced chemical equation for the reaction Draw the full structure co(salen) N- OMSO -DASO

A:

Q: 1. ) Complete and balance the following half-reactions: Cl, C a. b. НОВГ > HBr (acid soluti W,O, WO,…

A: Complete and balanced the following half-reactions:

Q: Cyclohexane has a molar enthalpy of combustion of -3920 kJ/mol when burned in a closed system. The…

A: Solution - According to the question - Heat - Heat is the form of energy that is transferred between…

Q: The pH of 0.10M HNO3 is When a solution has pOH = 5.30, the [OH-] is

A: pH = -log[H+]  pOH = -log[OH-]

Q: Write the Bronsted-Lowry reactions in aqueous solutions of the following substance: NaH2PO4(s).…

A: According to Bronsted Lowry definition of acid and base :  Acid is a species which donate Proton…

Q: Calculate AG from the standard enthalpy of formation and standard molar entropy values and predict…

A:

Q: Predict the changes in volume of a helium-filled balloon at different temperatures. When you took…

A: Given Number of miles (n) = 0.200 moles Pressure (P) = 1.00 atm Temperature (T) = 0.00

Q: edox reaction that occurs in acidic solution. 204(aq) => Mn²*(aq) + CO2(g) our answer in the space…

A: Balanced redox reaction,  Step-1 : splitting into half reactions,     MnO4- + ----> Mn2+(aq.)…