What is the number of moles of O atoms in 27g of
OF2?
a.0.20 moles
b. 13 moles
c.6.4 moles
d.0.50 moles
What is the number of moles of O atoms in 27g of OF2? a.0.20 moles b....
Determine the number of moles of OF2 that contain 4.51 x 1023 O atoms.
7) How many moles are in 125 grams of oxygen difluoride, OF2? (O = 16.00 g/mol, F = 19.00 g/mol) Group of answer choices 54.0 2.31 0.43 67.5 8) Which of the following contains the same number of moles of atoms as 6.00 grams of carbon? Group of answer choices: 12.00 g of Si 12.15 g of Mg 6.00 g of Si 8.00 g of He 9) Which sample would contain the largest number of atoms? (C = 12.01 g/mol,...
Part A Calculate the number of moles of aluminum, sulfur, and oxygen atoms in 4.00 moles of aluminum sulfate, Al2(SO4)3 Express the number of moles of Al, S, and O atoms numerically, separated by commas Hints moles of Al, S, O = moles Submit My Answers Give Up Part B Calculate the number of moles of magnesium, chlorine, and oxygen atoms in 8.40 moles of magnesium perchlorate. Mg(CIO4) 2 . Express the number of moles of Mg, Cl, and O...
Avagadro's Number Molar Mass Number of Moles of Mass of atoms atoms atoms What is the mass of 5.01X1021 Fe atoms How many atoms are in 42.31 g of Ag
10. What is the total number of atoms contained in 2.11 moles of nickel? A. 2.85 x 1023 atoms B. 1.27 x 1024 atoms C. 3.50 x 10 24 atoms D. 6.02 x 1023 atoms
1. Calculate the number of moles of magnesium, chlorine, and oxygen atoms in 3.80 moles of magnesium perchlorate, Mg(ClO4)2. Express the number of moles of Mg, Cl, and O atoms numerically, separated by commas. 2. A sample of propane, C3H8, contains 10.4 moles of carbon atoms. How many total moles of atoms does the sample contain? Express the total number of moles of carbon and hydrogen numerically. One molecule of ozone, O3, contains three oxygen atoms. Similarly, 1 mole of...
A) Calculate the moles of C in 0.182 mole C6H14O. B) Calculate the moles of O in 0.182 mole C6H14O. C) Calculate the number of H atoms in 0.182 mole C6H14O. D) Calculate the number of C atoms in 0.182 mole C6H14O.
If there are 0.20 moles in 8.9 grams of CO2, what is the number of CO2 molecules? Use this equation to find the answer: Moles in sample (mol) x Avogadro's number (6.022 x 1023) = Number of sample molecules 0.20 x 1023 1.2 x 1023 8.9 x 1023 20 x 1023
C A hewing b er of moles in 10 gram of CHNO3). B Number of Atoms in 25 gram of CHNO3). C Number of molecules in 100 gram of Fe(NO3). D- Number of grams in 10 % atoms of MgBr2. 2. Complete the following table: Element % Composition Empirical Formula Element . Composition empirical Formula
Determine the number of atoms of O in 7.23 moles of Al2(SO4)3.