The mass % of Al in aluminum sulfate is Molar mass Al =27, S= 32, 0= 16 a. 7.9% b. 45.7% c. 15.8% d. 21.9%

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Q: Molar Masses A = 12.98 D = 13.43– X = 22.40–2 E = 19.26 Z = 4.032 mole mole G = 16.42 mole mole A…

A: Answer:- This question is answered by using the simple concept of determination of empirical formula…

Q: D. Solve the following. Show your solutions. Attach a plcture of your solution after each number.…

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Q: 1. Cu2+NaOH 2. CU2++ HNO3 3. Cuzt+NH 3 4. Cu2++H2S 1. Fe3t+ NaOH 2.Fe3t +HNO3 3-Fe3++ NH3 4o Fe3t+…

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A: NaCl is ionic compund having Na+ and Cl- ions, they are also known as salts.

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A: a) The reaction given is C7H16 + 11O2 -> 7CO2 + 8H2O Hence from the above reaction we can that 1…

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A: Given reaction is,  K2CrO4 (aq) + Pb(NO3)2 (aq) →2KNO3 (aq) + PbCrO4 (s)

Q: For item 1-2 please refer to the problem on the picture. Please answer and choose the correct answer…

A: The balanced chemical equation is                   16 Al + 3 S8→8 Al2S3        16 moles of Al…

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Q: Balance the given ec tions. 1. Zn + Br2 - ZnBr2 2. HNO2 КОН » KNO, H20 3. ВаCla NazSO. BasO, + NaCi…

A: In question 2 there must be KNO2 instead of KNO3.

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Q: me: Gr. & Sec: CN: THE PERIODIC TABLE OF ELEMENTS IIA 2 55 Atomic Number Cs Chemical Symbol 132.91…

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A: From the given information,The corresponding equation will be:X   +  Y  →   XY Mass of X = 60g Mass…

Q: 13. Please check to see if the following are balanced. If they are not, please balance them. a. K b.…

A: Q 13                balancing reaction will be as follows:               a)   2K + Br2    → 2 KBr…

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Q: 1. ____N2 + 3H2 ____NH3

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Q: Molar Masses A = 17.813- mole D = 41.486- mole E = 33.011- mole Y = 19.280 X = 255.691 mole Z =…

A: Given that -  Molar masses of elements are -  A = 17.813 g/mole D = 41.486 g/mole E = 33.011 g/mole…

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Q: TIT Part 3: Mass to moles. Convert mole quantities to masses. Use the periodic table for atomic…

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

Q: What is the maximum amount of Al,Cl, that can be formed from the reaction of 4.0 mol of Al with 5.0…

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Q: 2. Calculate the mass in grams of each of the following samples. a. 25.5 x 1024 nitrogen molecules…

A: Since you have asked for question 2 only, we are providing you a solution for that

Q: How many moles of Na are needed to produce 100 g of Al? 6 Na() + Al2O3(s) → 2 Al(/) + 3 Na2O(s) O A.…

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Q: II. Find the percentage composition of the given compounds. a. Mg (OH)2 onto 80.29 = 60 umo $0.8 =…

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Q: . The equation for the synthesis of ammonia is N 2 + 3H 2 à 2NH 3 . How many moles of H 2 are needed…

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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".