Explain what is meant by the periodic table with an explanation of the divisions it consists of and what is the benefit of having a periodic table?

Q: IHa C 2. Br

A: Stereochemistry is branch of chemistry in which we deal with arrangement of atoms in molecules.

Q: =14mole Ne hole a , of ena ar in a light bulb. Thc bulb Sat he sad has a frssure of -81ata shat is t...

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Q: Which of the following is NOT a conjugate acid-base pair? A) H2SO4/SO42- 2) B) H2O/OH- C) NH4*/NH3 D...

A: An acid is a proton donor whereas a base is a proton acceptor.  An acid after losing a proton turns ...

Q: Which element comprising Mg(OH)2 has the highest percentage by mass? RSK. Oxygen KRS. Hydrogen RKS. ...

A: % w/w for an element in a compound = (mass of element/total mass of compound) × 100% 

Q: 1. A 0.10 M HNO3 solution will be prepared from concentrated HNO3. a. Using the method outlined in E...

A: Given, density =1.42 g/ml  70% by mass HNO3 is given  Molarity =?  Molar mass of HNO3 = 63g/mol  

Q: Chemical reactions occur when molecules or atoms collide, the bonds between atoms are broken, and ne...

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Q: What is the compounded chemical symbol for sodium chloride? * 2NaaC1 Na (Cla A. NaaCla Naci D. B.

A: Chemical formula of ionic compounds is determined by name of cation first and name of anions in last...

Q: Oshow the structulal foimulas of the organic compounds in the bromination of at 30°C wth iron(IHD ch...

A: Structural formula is the visual representation of the compound,it shows how atoms are bonded or att...

Q: #13-15 Choose the letter of the correct answer.

A: multiple Choice Question.,

Q: Galvanized nails are iron nails that have been plated with zinc to prevent rusting. The relevant rea...

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Q: 5) Predict the effect of decreasing the volume of the container for each equilibrium. (a) 2H2Oa) + N...

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Q: If the density of an unknown object was found to be 1.44 x 10−4 pounds (lbs) per cubic inch, what is...

A: Given,  If the density of an unknown object was found to be 1.44 x 10−4 pounds (lbs) per cubic inch,...

Q: 11. To prepare for her college entrance exam, Jiheon is studying stoichiometry and tries to calculat...

A: Recall the given reaction  Cu2S (s) + O2(g) ---> Cu2O (s) + SO2(g) Here we have to calculate mass...

Q: UmV for NAD+, fumarate, O2 and ectively, calculate the free energy for a pair of electrons originati...

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Q: What would be the major product of the following wittig reaction? OEt PPH3:

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Q: Liquid sodium is being considered as an engine coolant. How many grams of liquid sodium (minimum) ar...

A: Given,  Amount of heat absorb = q = 1.20 MJ  Change in temperature = 10 0C  Molar heat capacity = Cp...

Q: Which of the following statements are true? Explain. I. If a molecule has a plane of symmetry it is ...

A: Given statements are : I. If a molecule has a plane of symmetry it is achiral.II. If a molecule has ...

Q: The chemical reaction shown was performed and the concentration of CCl, was measured over time. Cl, ...

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Q: When drawing organic chemistry mechanisms with NaOCH3, do we automatically dissociate it into Na+ an...

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Q: Can you solve these please 1. Question: The glowing splint test is a demonstration of what property...

A: Glowing split test is basically for the oxidising agent like oxygen here the oxidising property of o...

Q: 2. HPO42taq) + H2O) = H2PO4 (aq) + OH 3. CH3COOH(aq) + H2O = CH3COOH2*(aq) + OH'(aq)

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Q: 5

A: To determine the pressure of carbon dioxide at 756℃ .,

Q: If I have an unknown quantity of gas held at a temperature of 1195 K in a container with a volume of...

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Q: Copper can be electroplated at the cathode of an electrolysis cell by the half-reaction: Cu²+ (aq) +...

A: Half cell reaction :  Cu2+(aq) + 2e-   ---> Cu(s)  Mass of copper = 332 mg  Current = 6.7 A  Time...

Q: a. Li/CuCL, b. 2 chloro2 methylpropane ČI

A: Detail mechanistic pathway is given below to find out the product

Q: What will be the mass of Sodium carbonate (MW = 106.0 g/mol) in a sample solution if this salt is ti...

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Q: Station 1  Pressure  10 mL 94.96 kPa 5 mL 203 kPa 7mL 121kPa 15mL 77 kPa 5mL 240 kPa wha...

A: Given:- To find the inverse of the given volumes, we have to take the reciprocal of it. 

Q: A 521-mLmL sample of unknown HClHCl solution reacts completely with Na2CO3Na2CO3 to form 13.1 gg CO2...

A: Given :-  Mass of CO2 = 13.1 g  Volume of HCl solution = 521 mL  To calculate :-  Concentration of H...

Q: A reaction is regiospecific when the preferred product predominates Select the correct response: O T...

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Q: Ascorbic acid (H,C,H,O.) is a diprotic acid. The acid dissocation constants for H,C,H,O, are Kal = 8...

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Q: Find the molarity of a solution made by adding 3.5g of CuSO4 to 1000g of water. MW= Cu: 64, S:32, O...

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Q: A chemist is investigating a compound that they know has 2 identical atoms attached to a central ato...

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Q: Directions. What would you use in order for the following reactions to occur, or oxidizing agent red...

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Q: What is the hydronium ion concentration in a 0.100 M solution of ammonium nitrate, NH4NO3, a salt co...

A: What is the hydronium ion concentration in a 0.100 M solution of ammonium nitrate, NH4NO3 a salt com...

Q: When a metal oxidized, what is happening chemically? a. The metal atoms gain electrons. b. The metal...

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Q: Draw the Bohr-Rutherford Diagram of Aluminum oxide.

A: Please find your solution below : Bohr-Rutherford diagram is a simple atomic model that shows the nu...

Q: 5. (10 pts) Sulfuric acid (H2SO4) reacts with sodium hydroxide (NaOH) to produce water (H2O) and sod...

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Q: Consider this initial rate data at a certain temperature in the table for the reaction OH"(aq) [OCI"...

A: Given reaction is :  Experimental data is :  And   

Q: hydrophobic interactions and charge transfer interactions act to dominate the interactions between p...

A: Molecular interactions are attractive or repulsive forces between molecules and between non-bonded a...

Q: Determine the average rate of change of B from t = 0 s to Time (s) Concentration of A (M) t = 242 s....

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Q: The standard cell potential E cell for the voltaic cell based on the reaction below is V. 3 Sn 4+ (a...

A: The electrode which has higher reduction potential acts as a cathode and the electrode with lower re...

Q: Select one or more answers and submit. For keyboard navigation... SHOW MORE V a A C=O bond is longer...

A: Given,  Predict the correct statements 

Q: Fill in the blanks: CH, CH CH2 Provide the IUPAC name of the compound. Parent name: Substituents: Lo...

A: Parent name : Heptene. Substituents: ethyl and isobutyl. Locants: 1- ethyl, 4- isobutyl , (1,5)-dien...

Q: Copper can be electroplated at the cathode of an electrolysis cell by the half-reaction: Cu²+ (aq) +...

A: Cu2+(aq) + 2e- ---------> Cu(s)  2 moles of electron. Mass of Cu = 332 mg                        ...

Q: Normality of a solution was determined by five different titrations. The results were 9.5  mL, 8.5 m...

A: Mean -  Is the arithmetic average of a set of given number.

Q: Calculate the Reduced mass of Na2 with 23Na isotope in atomic units (me).

A: Isotope can be defined as the species that have same atomic number but have different mass number. 

Q: Hyperconjugation involves electron delocalization from a p-orbital to an sp3 hybrid orbital. Select ...

A: Hyperconjugation:

Q: The reaction described by the equation 0,(g)+NO(g) → 0,(g) + NO,(g) has, at 310 K, the rate law rate...

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Q: an ionic compound formula please answer all 1. chromium(II) nitride 2. phophorus(III) chloride 3....

A: Ionic compound are formed from cation and anion by balancing charge.  

Q: Part A A major source of sodium metal is the electrolysis of molten sodium chloride. What magnitude ...

A: Given :  Mass of Na = 1.3 kg                        = 1.3 × 1000 = 1300 g  Time (t) = 1 hour = 3600 ...