Homework Answers
Molar mass of Alluminium Sulphate is - 342.15 g/mol.
Thus , 34.77 g Alluminium Sulphate -
1 mol Alluminium Sulphate= 
Thus , 0.1016 mol Alluminium Sulphate-
Add Answer to:
x 05-Find number of molecules for aluminum sulphate. Use the mass 34.77g.
Use your student number to create your values below. Give your answers to the correct number of -ignificant figures...
Use your student number to create your values below. Give your answers to the correct number of -ignificant figures. Circle your final answers. The element Mohawkium (Mk) has 3 naturally occurring isotopes: 1. Isotope Atomic Mass Natural Abundance Mk-A 11X. UV amu 1Y. ZU % IS.78 % 7Z. WX % 12.80 am Mk-B 11Y. WX amu Mk-C 11Z. YZ amu Calculate the atomic mass of Mk 2. Calculate the number of moles in Z.YXWg for ferrous oxide. a.5219 How many...
Use your student number to create your values below. Give your answers to the significant figures....
Use your student number to create your values below. Give your answers to the significant figures. Circle your final answers. 1. The element Mohawkium (Mk) has 3 naturally occurring isotopes: Isotope Atomic Mass Natural Abundance MK-A 1Y. ZU % 15.28 2 Mk-B 11X. UV amu 112.80 amu 11Y. WX amu [115. 12 amu 11Z. YZ amu 17.57 7Z. WX % 27.24 Mk- C Calculate the atomic mass of Mk. 2. Calculate the number of moles in Z.YXWg for ferrous oxide....
Question 5 Calculate the relative formula mass for aluminium sulphate. Question 6 A carbonate of metal...
Question 5 Calculate the relative formula mass for aluminium sulphate. Question 6 A carbonate of metal X has the formula X CO3. The equation for the reaction of X2CO3 with HCl is: X2CO3 + 2HCl - 2 XCl + CO2 + H2O 0,245g of the carbonate was found to exactly neutralise 23,6 cm3 of HCl with a concentration of 0,150 mol/dm3. Complete the following: (a) (b) (c) Calculate the number of moles of HCI. Calculate the number of moles of...
Interconverting number of atoms and mass of compound Calculate the mass of diphosphorus pentoxide (P,05) that...
Interconverting number of atoms and mass of compound Calculate the mass of diphosphorus pentoxide (P,05) that contains a million (1.0 x 10°) phosphorus atoms. Be sure your answer has a unit symbol if necessary, and round it to 2 significant digits.
Option 2: Kim thinks she’s got Avogadro’s number down, she can use it to get to molecules...
Option 2: Kim thinks she’s got Avogadro’s number down, she can use it to get to molecules from moles and to moles from molecules, but she runs into a roadblock when they start using atoms within the molecules. She comes to you with the following problems and wants a step by step explanation of how to solve them. What conversions would you have her use? What steps are involved for each one? How would you explain how these are different from the problems she already...
There are 4.04 x 10^23 molecules of water. Find the mass (g) of the hydrogen atoms...
There are 4.04 x 10^23 molecules of water. Find the mass (g) of the hydrogen atoms contained in it. Show work.
4. Given the following balanced chemical reaction, find the mass of aluminum chloride formed from 7.75...
4. Given the following balanced chemical reaction, find the mass of aluminum chloride formed from 7.75 g of aluminum using the following steps: 2 Al(s) + 3 CuCl2 (aq) + 3 Cu (s) + 2 AlCl3 (aq) a. Given 7.75 g of aluminum (Al), how many moles of aluminum are there? b. What is the molar ratio of aluminum chloride (AICI3) to aluminum? C. How many moles of aluminum chloride are formed from the number of moles of aluminum found...
One cubic meter (1.00 m3) of aluminum has a mass of 2.70 x 103 kg, and...
One cubic meter (1.00 m3) of aluminum has a mass of 2.70 x 103 kg, and the same volume of iron has a mass of 7.86 x 103 kg. Find the radius of a solid aluminum sphere that will balance a solid iron sphere of radius 4.18 cm on an equal-arm balance. cm
4. Find the mass, in grams, of 4.21 x 1023 molecules of N2 5. How many...
4. Find the mass, in grams, of 4.21 x 1023 molecules of N2 5. How many particles are there in 2.34 g of a molecular compound with a gram molecular mass of 233 g? T2 6. Aspartame is an artificial sweetener that is 160 times sweeter than sucrose (table sugar) when iissolved in water. It is marketed by G.D. Searle as Nutra Sweet. The molecular formula of aspartame is C14H18N205 a) Calculate the gram-formula-mass of aspartame. To ed b) How...
Use the average atomic mass to calculate the mass in grams present in 5.10 x 10...
Use the average atomic mass to calculate the mass in grams present in 5.10 x 10 mol of calcium. b Use the average atomic mass to calculate the mass in grams present in 1.05 millimol of boron, c Use the average atomic mass to calculate the mass in grams present in 101 mol of aluminum a Use the average atomic mass to calculate the number of moles of the element present in 6.55 g of neon mol b Use the...
Use your student number to create your values below. Give your answers to the correct number of -ignificant figures. Circle your final answers. The element Mohawkium (Mk) has 3 naturally occurring isotopes: 1. Isotope Atomic Mass Natural Abundance Mk-A 11X. UV amu 1Y. ZU % IS.78 % 7Z. WX % 12.80 am Mk-B 11Y. WX amu Mk-C 11Z. YZ amu Calculate the atomic mass of Mk 2. Calculate the number of moles in Z.YXWg for ferrous oxide. a.5219 How many...
Use your student number to create your values below. Give your answers to the significant figures. Circle your final answers. 1. The element Mohawkium (Mk) has 3 naturally occurring isotopes: Isotope Atomic Mass Natural Abundance MK-A 1Y. ZU % 15.28 2 Mk-B 11X. UV amu 112.80 amu 11Y. WX amu [115. 12 amu 11Z. YZ amu 17.57 7Z. WX % 27.24 Mk- C Calculate the atomic mass of Mk. 2. Calculate the number of moles in Z.YXWg for ferrous oxide....
Question 5 Calculate the relative formula mass for aluminium sulphate. Question 6 A carbonate of metal X has the formula X CO3. The equation for the reaction of X2CO3 with HCl is: X2CO3 + 2HCl - 2 XCl + CO2 + H2O 0,245g of the carbonate was found to exactly neutralise 23,6 cm3 of HCl with a concentration of 0,150 mol/dm3. Complete the following: (a) (b) (c) Calculate the number of moles of HCI. Calculate the number of moles of...
Interconverting number of atoms and mass of compound Calculate the mass of diphosphorus pentoxide (P,05) that contains a million (1.0 x 10°) phosphorus atoms. Be sure your answer has a unit symbol if necessary, and round it to 2 significant digits.
4. Given the following balanced chemical reaction, find the mass of aluminum chloride formed from 7.75 g of aluminum using the following steps: 2 Al(s) + 3 CuCl2 (aq) + 3 Cu (s) + 2 AlCl3 (aq) a. Given 7.75 g of aluminum (Al), how many moles of aluminum are there? b. What is the molar ratio of aluminum chloride (AICI3) to aluminum? C. How many moles of aluminum chloride are formed from the number of moles of aluminum found...
One cubic meter (1.00 m3) of aluminum has a mass of 2.70 x 103 kg, and the same volume of iron has a mass of 7.86 x 103 kg. Find the radius of a solid aluminum sphere that will balance a solid iron sphere of radius 4.18 cm on an equal-arm balance. cm
4. Find the mass, in grams, of 4.21 x 1023 molecules of N2 5. How many particles are there in 2.34 g of a molecular compound with a gram molecular mass of 233 g? T2 6. Aspartame is an artificial sweetener that is 160 times sweeter than sucrose (table sugar) when iissolved in water. It is marketed by G.D. Searle as Nutra Sweet. The molecular formula of aspartame is C14H18N205 a) Calculate the gram-formula-mass of aspartame. To ed b) How...
Use the average atomic mass to calculate the mass in grams present in 5.10 x 10 mol of calcium. b Use the average atomic mass to calculate the mass in grams present in 1.05 millimol of boron, c Use the average atomic mass to calculate the mass in grams present in 101 mol of aluminum a Use the average atomic mass to calculate the number of moles of the element present in 6.55 g of neon mol b Use the...
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