Calculate the lattice energy for MGF2(s), in kJ/mol, given the following information:

Q: Differentiate Greenhouse Effect and Global Warming.

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Q: Ali, with lodine, where the mole ratio between Atl to polyatomic At is 2:1. If the yield is 100%,…

A: First Calculate mole by dividing molar moas to mass. Then use mole -mole relationship to get answers…

Q: Sofia 8.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and…

A: X react with oxygen to give CO2 and H2O.  So the number of moles of carbon in CO2 and number of…

Q: Question 11

A: Total number of shared electrons in acetic acid has to be calculated.

Q: Practice Problem ATTEMPT The atomic masses of the two stable isotopes of copper, Cu (69.17 percent)…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: [References] Use the References to access important values if needed for this q How many moles of Br…

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Q: Answer the questions below for the reaction of lithium with oxygen: 4 Li (s) + O₂(g) → 2 Li₂0 (s) a)…

A: Note: As per our guidelines, we are supposed to answer only four subparts when multiple subparts…

Q: 34. DETAILS Calcium hydride, Cat, reacts with water to form hydregen gas Caly(s) +2 H,O) - CatOHlaa)…

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Q: 2,5.3) 1. How many GRAMS of carbon are present in 3.15 moles of carbon monoxide ? 2. How many MOLES…

A: Given,  1) Moles of carbon monoxide = 3.15 mol.  The mass (in grams) of Carbon is: 2) Mass of carbon…

Q: If the same amount of electricity that is used to produce 500 g copper metal (Cu Cu") is used to…

A: Given: Mass of Cu produced = 500 g. The moles of Cu produced = MassAtomic mass = 50063.55 = 7.868…

Q: Use this balanced chemical equation for questions 4 and 5: 3 C + 2 Fe,O; 3 CO, + 4Fe 4. How many…

A: 2 moles of Fe2O3 produces 4 moles of Fe 22.5/159.69=0.14 moles of Fe2O3  so 0.28 moles of Fe will be…

Q: Calculate the number of moles of aluminum, sulfur, and oxygen atoms in 9.00 moles of aluminum…

A: To calculate the moles, we would use mole ratio between compound and element.

Q: moles

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Q: Methane (CH₂) gas and oxygen (O₂) gas react to form carbon dioxide (CO₂) gas and water (H₂O) vapor.…

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Q: When using the formula PV = nRT, how would you rearrange it to solve for the unknown, T? OT=PV/nR…

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Q: How many carbon atoms are present in 0.200 mol of C2H4? Please express the answer in scientific…

A: We know that 1 mol Carbon atom = 6.022×1023 atoms of carbon

Q: How many coulombs of charge are necessary to produce 289 g of Al from Als* (aq)? (F = 96,500 C/mol)…

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Q: Answer the following if True or False. (1-10) 1. Radioactivity emanates from stable isotopes of…

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Q: Number of moles: chow

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Q: Concept Review Questions 3.1 The atomic mass of Cl is 35.45 amu, and the atomic mass of Al is 26.98…

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

Q: For the element with atomic number 33, the total number of valence electrons is seven (7) O three…

A: we have to determine the total number of valence electrons for the element with atomic number 33

Q: vity 1: Identifying Elements and Compounds tions: Write the name of the elements and compounds which…

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Q: how many hydrogen atoms are there in 3.5 moles C2H6?

A: Given,moles of C2 = 3.5 mol

Q: ● tab Starting with the following equation, MgCl₂(aq) + Na3PO4(aq) → Mg3(PO4)2 (s) + NaCl(aq)…

A: A balanced chemical equation is the one that contains the same count of different types of atoms on…

Q: Y Part A Consider the mystery element "Z" Element Z is a powdery solid that does not conduct…

A: Answer:Cation is positively charged ion and shows positive oxidation number.Anion is negatively…

Q: How many grams of Cr2(SO4)3) will be produced from 25.61g of K2Cr2O7 ?  Request Only correct and…

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Q: At 55.0 °C, a 16.O L vessel is filled with 8.25 moles of Gas A and 8.00 moles of Gas B. What is the…

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Q: How many moles of water, H2O, are present in 75.0 g of H2O

A: Given mass of water = 75.0 g Molar mass of water = 18.01 g/mol

Q: How many moles are in 10.0 g of sodium chloride (NaCl)? Note that the MW of NaCl = 58.44g/mol

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Q: An unknown element X has the following isotopes: 52X (90.00% abundant), ®X (8.00% abundant), 5°X…

A: Average atomic mass :-         Many naturally occurring elements exist in more than one isomer. It…

Q: Based solely on the amount of available carbon, how many grams of sodium oxalate, Na2C204, could be…

A: Molar mass of C6H6 is 78 g/mol and 1 mol of C6H6 contains 72 g/mol of carbon while molar mass of…

Q: 4 NH3 + 5 O2 ----> 4 N O + 6 H2O What mass of N O (MW = 30.01 g N O) is formed when 100. g of NH3…

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Q: TY: ANS 1. Determine the percent composition of a 2.50g sample of a pure substance that contains…

A: Ans - percent composition of the component = amount of the component / total amount of the compound…

Q: 100 Practice Questions Mid X Gwhat's the difference betwe X (68) mol to molecule or for X G Question…

A: Mass of sucrose is calculated as follows,

Q: 0.400 moles of sucrose, C12H22O11, contains how many C atoms (show work)

A: 1 moles of sucrose, C12H22O11, contains =12 moles of C atoms0.400 moles of sucrose, C12H22O11,…

Q: When the following molecular equation is balanced using the smallest possible integer coefficients,…

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Q: Sample of MGSO4 x NH2O contains 7.81 grams of MGSO4 and 8.91 grams of H2O, What is the value of N?

A: Given: Mass of MgSO4 = 7.81 g Mass of H2O = 8.91 g Molar mass of MgSO4 = 120.366 g/mol Molar mass of…

Q: 2. When amnonium nitrate (NH&NO) explodes, the products are nitrogen, oxygen and water. When 40…

A: Since you have asked multiple question, as per our company guidelines we are supposed to solve the…

Q: Show your work for the problems below. 2. How many moles of K,PO, can be produced from 3.25 moles of…

A: Note: As per our question answer guidelines we are suppose to answer first 3 subparts in case of a…

Q: Which of the following statements accurately describes the mole? A B C D U7HW Question 1 Unanswered…

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Q: The balloon Spirit of Freedom, flown around the world by American Steve Fossett in 2002, contained…

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Q: Current Attempt in Progress How many moles of H2 and N2 can be formed by the decomposition of 0.227…

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Q: How many fomular units of CaO are in 64g of CaO?

A: The discrete molecular units in case of ionic compounds are referred as formula units.

Q: BJ Hów many moles of KI were used?_0.00452 mol of KI c) How many moles of Pbl2 would form, based on…

A: For this type of problems you have make a balanced reaction first. Now depending upon their…

Q: 5) 45.0g of propane are burned in excess air when cooking dinner on the outdoor grill. How many…

A: Reaction equation :C3H8g + 7O2g →          3CO2g + 4H2OgMass of propane burned = 45 grams.

Q: Edge of wire (b) How many side-by-side atomic chains (long springs) are bottom surface of the…

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Q: convert 15g to moles of 02 (g) 0.47moles O2 %3D | 32g %3D Answer here

A: The expression given is,