When 201/79 Au undergoes beta decay by ejecting a beta particle, which element is formed? Question 2 options: Thallium Silver Mercury An isotope of Gold

Q: You found a sphere composed of an unknown pure substance. What is the density (in g/cm³) of the…

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Q: B. Write the complete and abbreviated electron configurations for the following elements. 1. Mg 2. K…

A: The elements given are Mg, K, Co.

Q: Determine the enthalpy of vaporization, in kJ/mol, of C6H14 if 14.5 kJ of heat is needed to vaporize…

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Q: Give the name for this molecule: CH3 CH3 CHCH₂ H

A: IUPAC Rules for naming an Organic compound: The longest possible continuous carbon chain is treated…

Q: a) b) ☆ CHO CHO

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Q: dict the products of the following acid-base reaction. е осна HC С: + H-POCH3 H —OCH3 HC art 2: Ө…

A: Solution -  If keq of reaction is less than 1 than less reactant  will react to form product and…

Q: What are element

A: We have been asked about elements.Atoms are made up of electrons, protons and neutrons.Protons are…

Q: Explain how the following reaction is adiabatic: N2O+ hv -> N2 + O

A: An adiabatic reaction is a chemical reaction that occurs without the exchange of heat with the…

Q: A solution is prepared by dissolving 27.0 g of urea (NH2)2CO in 150.0 g of water. Calculate the…

A: Solution is made up of two components: solute and solvent. The component which is present in major…

Q: 4. As you down a group (column), what happens to the size of the atoms? 5. Which atom would have…

A: Periodic table consists of groups and periods.  Elements are placed in groups and periods according…

Q: If 37.5 grams of iodine-125 remain from a 600. gram sample after 112 days, what is the half life of…

A: The half-life of a radioactive sample is the amount of time it takes for half of the initial amount…

Q: When the following equation is balanced properly under acidic conditions, what are the coefficients…

A: Since, In redox reaction, Oxidation and reduction reaction both takes place simultaneously.

Q: 59. An atom of aluminum gives away three electrons when it joins with one or more non-metal atoms to…

A: Answer:- This question is answered by using the simple concept of formation of ionic compounds which…

Q: a) b) c) H3C, с CHO - " CHO CN CN

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Q: The following sequence of reactions was employed during synthetic studies on reidispongiolide A, a…

A: In the given reaction step 1 involves reaction of epoxide with Grignard reagent.

Q: Aerosol cans carry clear warnings against incineration because of the high pressures that can…

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Q: he following materials are reacted together according to the equation below 10.00 moles of As2O3…

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Q: A chemist measures the amount of nitrogen gas produced during an experiment. She finds that 51.1 g…

A: Given, mass of Nitrogen (N2) gas produced = 51.1 g moles of Nitrogen (N2) gas produced = ? Note:…

Q: please im in rush. I will give helpful rating promise. no need for solution or explanation

A: We have to match the given type of corrosion in the circumstances.

Q: 37 The bond formed indicated by the red arrow is: H H H C H H H

A: What is the bond formed indicated by the red arrow?

Q: W.) When carbon undergoes sp³ hybridization, one sp³ hybridized orbital is for med X.) Carbon…

A: This question is related to periodic table. Periodic table is the representation of elements in the…

Q: This is the chemical formula for talc (the main ingredient in talcum powder): Mg3 (Si₂05), (OH)2 An…

A: 1 mole of A2B2 contains 2 mole A and 2 mole B

Q: What would happen to the value or concentration of unknown blood sugar if the sample was brought to…

A: 1.  If a blood sugar sample is brought to the laboratory three hours later, the value or…

Q: You weighed mNaOH 125 g of NaOH (MNaOH 40 g.mol-¹ and purity p = 80%) that you dissolved in a final…

A: Given: weight= 125 g  Vo = 250 mL  Purity = 80% To calculate: 1- the molarity [NaOH]o of the stock…

Q: For each of the molecules below: (a) Provide the bond line structures (b) Indicate the number of…

A: When combined with chiral compounds, enantiotopic faces, atoms, or groups behave differently even…

Q: What is the formula of a compound in which a sample of the compound contains 0.250 moles Ca and…

A: Since, Empirical formula is the simplest ratio of its substituents present in the sample. Thus,‌

Q: 5. Find out the Miller Indices of the directions. X A Z 10, 0, 1 B 1,0,0 1, 1, 1 0,0,0 C y 1 2, 1,0

A: Miller indices, group of three numbers that indicates the orientation of a plane or set of parallel…

Q: Bronze is an alloy made of copper (Cu) and tin (Sn). Calculate the mass of a bronze cylinder of…

A: • Here, we have to calculate the mass of bronze cylinder for which the radius and length is given. •…

Q: Name Sulfur Trioxide Dioxygen Dichloride Copper (II) Phosphate Sulfuric Acid Trinitrogen…

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Q: A sample of gas has a mass of 38.7 mg. Its volume is 228 mL at a temperature of 56 Celsius and a…

A: The molar mass of a gas can be calculated by using the ideal gas equation: The temperature,…

Q: 79. For each of the following pairs of reaction diagrams, identify which of the pair is catalyzed:…

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Q: One of butane's conformations has an energy of 6 kCal/mol higher than the lowest energy…

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Q: Consider this organic mechanism: 'Н č X 2 Click and drag to start drawing a structure.

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Q: A solution is prepared by dissolving 9.00 g of glucose in 75.0 ml of water. The solution has a…

A: We can use the formula for boiling point elevation to calculate the molar mass of glucose. The…

Q: 2 Al(OH)3(s)-Al₂O3(s) + 3H₂O(1) ΔΗ= 41. kJ Use this information to complete the table below. Round…

A: The thermochemical equations can be treated as algebraic equation which can be added,  subtracted,…

Q: For each of the molecules below: (a) Provide the bond line structures (b) Indicate the number of…

A: Bond line structure of any molecule is the the representation of molecule in the form of line and…

Q: The vapor pressure of the liquid HF is measured at different temperatures. The following vapor…

A: Given, Temperature, K Pressure, mmHg T1 = 272.9 K P1 = 356.6 mmHg T2 = 289.9 K P2 = 684.0…

Q: If you have one mole of butane, which state of matter would have the highest energy?

A: Gaseous state will have the highest energy.

Q: 57. Hypochlorous acid, HOCI(aq), is a weak acid that is used as a bleach and a disinfectant. When…

A: Given, Molar concentration of NaOH solution = 1.00 mol/L Volume of NaOH solution = 19.15 mL =…

Q: For the following questions, circle the correct answer between; true (T) and false (F), and fill in…

A: The enzymatic reaction is a reaction in which enzyme molecules interact with the substrate to form…

Q: A 115 mL flask is evacuated and found to have a mass of 97.129 g. When the flask is filled with 762…

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Q: What is the mass percent of magnesium in Mg3N2?   A- 24.08% Mg   B- 63.44% Mg   C- 72.24% Mg…

A: Given Compound Mg3N2. We have to calculate the mass percentage Magnesium in the given compound Mg3N2…

Q: Identify the principle (what amino acid/s it detects and the general reaction), the reagents used,…

A: Amino acids are the building blocks of proteins. They are small organic molecules composed of a…

Q: CN A

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Q: Below is a solubility table for an unknown organic soli. The solid is white with a melting point of…

A: Given the solubility data, methanol would be the best recrystallization solvent.In a…

Q: 150.00 grams of Iron (III) sulfate is dissolved in enough water to prepare 200.0 ml of solution.…

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Q: Calculate the number of atoms or molecules in each of the following: Help on Questions #22 #23 #24

A: Since, Moles is the ratio of mass to the molar mass of that atom or molecules. Also, Number of atoms…

Q: ow many Joules are there in 3501 calories? (1 cal = 4.18 J)

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Q: Be sure to answer all parts. Draw the resonance structure obtained by moving electrons as indicated…

A: • For the solution of this problem we will use the concept of resonance. • We know that in the…

Q: Which of the following molecules exhibit hydrogen bonding? HCFS H2CO CH3-O-CH3 H2C-NH2 all of the…

A: H-bonding is shown by those Molecules in which H-atom is directly bonded to a highly electronegative…

Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.