how many grams of al2o3 can be made for 6.95 grams of Al

Q: How much energy is released during the formation of 98.7 g of Fe according to the reaction below?…

A: Given reaction is :  Fe2O3 (s) + 2Al (s) ----> Al2O3 (s) + 2Fe (s) , ΔHrxn = -852 KJ/mole  How…

Q: How many grams of NH4NO3 are required to produce 33.0 grams of N20?

A: Given :- mass of N2O = 33.0 g  To calculate :- mass of NH4NO3 (in g)

Q: Calculate the amount of Aluminum (AI) obtained by decomposing 9.8g of Aluminum oxide (Al203) (RAM…

A:

Q: Ammonia reacts with oxygen as follows: 4NH3(g) + 702(g) 4NO2(g) + 6H20(g) AH° = -1132 kJ %3D

A: Balanced chemical equation: 4NH3(g)  +  7O2(g)  ----->  4NO2(g)  +  6H2O(g)    ∆H = -1132 kJ…

Q: What mass of NaHCO3 reacts in order to produce 450 grams of na3pO4

A: Given, Mass of Na3PO4 produced = 450 g

Q: Determine the mass percentage of hydrogen in CH4  and ‍C2H6.

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Q: How many moles can .017 grams of magnesium produce?

A: Given that : Mass of magnesium = 0.017 g We have to calculate the number of moles in 0.017 g of…

Q: What will happen to calcium phosphate Ca3 (PO4) 2 when heated from 60 ° C to 100 ° C?

A: The solubility product of Ca3(PO4)2 is 2.0 X 10-29

Q: What do the Group 4A Elements include?

A: Group 4A (or IVA) elements includes the nonmetal carbon (C), the metalloids silicon (Si) and…

Q: Which of the following is classified as a metal? Ar O 02 Са O Ca OF

A:

Q: 1 B,0, + 3 Mg → 3M9O + 2 B 5. (a) How many grams of boron can be obtained from 10.00g of B,0,? (b)…

A: Given balanced equation is as follows. 1B2O3+3Mg→3MgO+2B

Q: How many d electrons are present in [Ti(H2O)6]³+?

A: The number in the given compound can be determined by first determining the oxidation state of the…

Q: What is Manganese ?

A: The arrangement of elements in increasing order of atomic number in the tabular form is termed…

Q: How many grams of iron are needed to combine with 24.6 g of O to make Fe2O3?

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Q: Calculate the energy given off if 75.5 g of NH3 is reacted with O2.

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Q: How many grams of O2 are needed for 10.0 g of Al?

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Q: What is the chemical formula for the compound formed between indium(II) and chlorine?

A: A compound is formed by the crisscross of valences of the cation and anion.

Q: Chemical formula of NH4+ and PO43

A: We have to write the chemical formula of NH4+ and PO43-.

Q: "If you begin with 202.2 grams of aluminum, how many grams of aluminum oxide can be formed? 4 Al(s)…

A: Given, 4 Al(s) + 3 O2(g) → 2 Al2O3(s) mass of aluminium (Al) react = 202.2 g mass of aluminum oxide…

Q: You started your preparation of common alum with 1.4971 g of aluminum foil. What is the theoretical…

A: Formula of alum is KAl(SO4).12 H2O Molar mass is 474.38 g/mol We have to calculate theoritical…

Q: 13 What is the mass of carbon which reacts with 223 g of lead oxide? 2PBO + C 2Pb + CO, 6 g 12 g 24…

A: 1 mole of a substance is equal to its atomic mass or molecular mass expressed in grams. The atomic…

Q: What is boron

A: We have to explain what is Boron.

Q: How much orygen is produced from 2.56 X 10 g HgO?

A: Number of moles = mass/molar mass  Mass = moles × molar mass  Molar mass of HgO = 216.59 g/mol…

Q: Consider 8.63 x 1021 atoms of boron.   How many moles of boron does this represent?

A: 1 mol of atom  = Avogadro's number

Q: iron (II) phosphate Ca3(PO)2->Fe,N +COCNJ2+FePo4 1. How many grams of calcium phosphate must be used…

A: The stepwise solution is as follows -

Q: If a sample of N2O5 produces 1.618g of O2 how many grams of NO2 are formed?

A: Decomposition of dinitrogen pentoxide, N2O5→4NO2 + O2 One molecule of N2O5 decomposes to gives 4…

Q: You heat 3.939 g of a mixture of Fe;O4 and FeO to form 4.197 g Fe203. The mass of oxygen reacted is…

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Q: Complete the following equation for the preparation of this new element:?+24998Cf→294118Og+310n

A: Given,? + 24998Cf → 294118Og + 310nThe element symbol, atomic number and mass number can be written…

Q: How much energy is required to produce 1.00 kg of aluminum by the reaction 2 Aly0)+ 3 Cisl+ 1.97 10k…

A: Chemical reaction- It consists of reactant (starting material) and products (substances formed in…

Q: Sr + _02→_SrO How many moles of strontium would synthesize with 3.5 moles of O2?

A: Explanation to the correct answer  is given below

Q: How many moles of magnesium chloride are needed with 15 moles of aluminum? * 3MGCI2 + 2Al - 3Mg +…

A: Given: Moles of Al = 15 moles

Q: Calcula the iodide i NaF, 231 p

A: The main objective of the question is to find the ionic radius of the fluoride ion (F-) by using the…

Q: If sufficient HCl acid is used to react completely with 72.9 g of magnesium, how much H2 will be…

A: Reaction involved in this process is:  2HCl(aq) + Mg(s) -----> MgCl2(s) + H2(g)  It is given…

Q: -Calou la te the mass of Natt Co3 required to produce a8.3 9 ° ot CO2. Bsigfig

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Q: Why is carbon monoxide considered to be poisonous?

A: Carbon monoxide has a carbon triply bonded to an oxygen. It exists as a flammable gas with no odor…

Q: The nitrogen content of (NH 4 ) 2 SO 4 is: O a. 10.6 % N b.21.2 % N O c. 30.2 % N O d.4.2 % N

A: Standard data: The molar mass of nitrogen = 14 g/mol The molar mass of hydrogen = 1 g/mol The molar…

Q: How many grams of titanium could be obtained from a44.00 mole sample of Ti6Al4V?

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: How many grams of KClO2 are needed to produce 2.56 grams of O2

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Q: How many grams of water would be lost if a 2.000 gram sample of CsF:1½H2O were heated?

A: Given : Mass of CsF.1½H2O = 2.000 g Molar mass of CsF.1½H2O = Atomic mass of Cs + Atomic mass of F +…

Q: Phosphate-containing fertilizers, when utilized in agriculture, provide a significant source of…

A: Phosphate containing fertilizers provides phosphorous which are widely used in agriculture for the…

Q: How much energy is mass of PC13 is 137. 4 PC13(g) → P4(s) O 1.68 × 103 kJ O 1.20 x 103 kJ 7.89 x 102…

A: Given that : Mass of PCl3 = 545g Molar mass of PCl3 = 137.32g/mol Reaction = 4PCl3(g)  --->…

Q: Write the chemical equation for the word equation below. Each blank should be a different substance…

A: We have to react molybdenum(IV) chromate with lithium telluride to form molybdenum(IV) telluride and…

Q: Hydrogen cyanide, HCN, is a poisonous gas. The lethal doseis approximately 300 mg HCN per kilogram…

A: (a) Calculate the volume of air in the laboratory: Calculate the mass of air: 1 g = 0.001 kg…

Q: Write the chemical equation for the word equation below. Each blank should be a different substance…

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Q: Calculate the percent of hydrogen present in H2O A. 45.7 B. 88.8 C. 24.3 D. 11.2 E. 5.10

A: The Question is about to calculate the Percent of Hydrogen in Water.

Q: What mass (in grams) of magnesium oxide can be produced from igniting 1.5 g of Mg in Oxygen? (MM of…

A: Mole can be defined as a standard unit for measuring large quantities of very small entities such as…

Q: To produce 130 g of CeH12O6 , how many kJ of energy would you need based on the reaction above? Show…

A: 6 moles of CO2(g) reacts with 6 moles of H2O(l) using 2800 kJ of energy to produce 1 mole of C6H12O6…

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".