Part A
Calculate the number of C atoms in 0.482 mol of C.
Part B
Calculate the number of SO2 molecules in 6.24 mol of SO2
Part C
Calculate the moles of Fe in 3.14 x 1022 atoms of Fe.
6. Calculate each of the following: a. the number of C atoms in 0.5 mol of C b. the number of SO, molecules in 1.28 mol of SO2 c. the moles of Fe in a sample containing 5.22 x10atoms of Fe 7. Calculate the molar mass for each of the following (use the periodic table for the atomic mass): H2SO4 Fe:O
Part A Calculate the number of C atoms in 0.987 mole of C. I A¢* o 2 ? Nc = atoms of C Submit Request Answer Part B Calculate the number of SO2 molecules in 3.11 moles of SO2. IVO AQ * O ? Nso = molecules of SO2 Submit Request Answer Part Calculate the moles of Fe in 8.93x1022 atoms of Fe. IVO AO R O 2 ? nFe = mole of Fe Submit Request Answer Part D Calculate...
1) Calculate the number of C atoms in 0.334 mole of C. Nc=______atoms of C 2) Calculate the number of SO2 molecules in 2.73 moles of SO2. NSO2=______ molecules of SO2 3) Calculate the moles of Fe in 2.82x1022 atoms of Fe. Nfe=_______ mole of Fe 4) Calculate the moles of C2H6O in 3.11x1024 molecules of C2H6O. nC2H6O=_______ moles of C2H6O
Can someone please help me? Thanks! Problem 7 a. Calculate the number of C atoms in 0.751 mole of C. b. Calculate the number of SO2 molecules in 4.36 moles of SO2. c. Calculate the moles of Fe in 5.66x1022 atoms of Fe. d. Calculate the moles of C2H6O in 2.07x1024 molecules of C2H6O.
12. Calculate the number of moles containing each of the following (a) 1.00 x 1022 atoms of cobalt, Co (b) 2.00 x 1023 molecules of carbon dioxide, CO2 (c) 3.00 x 1024 formula units of cobalt(II) carbonate, COCO,
6. Calculate each of the following: a. the number of atoms in 0.5 mol ofc b the number of So, molecules in 1.28 mol of SO c. the moles of Fe in a sample containing 5.22 x10 - atoms of Fe 7. Calculate the molar mass for each of the following use the periodic table for the atomic mass): H2SO4 Fe2O3 Al(SO.) Mg(OH)2 (NH4)2CO3 8. How many moles of Cl2 are there in 25 g of Ciz? 9. How many...
a) Calculate the number of moles of iron in a 15.0 g sample of iron. b) Calculate the number of atoms in 0.25 mol of silicon. c) Calculate the mass in grams needed to have 2.65 x 1022 atoms of calcium.
3. Define Avogadro's Number: 4. Write the Avogadro's number 602 000 000 000 000 000 000 000 in scientific notation. 5. What is a mole? 6. Calculate each of the following (Show Work): a the number of C atoms in 0.5 mol of C b. the number of so molecules in 1.28 mol of SO2 c. the moles of Fe in a simple containing 5.22 x1022 atoms of Fe 7. Calculate the molar mass for each of the following. Use...
49. Calculate the mass of water produced when 625 of methane, CH4, reacts with an excess of oxygen in the following unbalanced reaction. CH4%)+18) + CO2g)+H2Og) a. 7.02 g H20 b. 2.25 x 10² g H20 c. 14.0 g H20 d. 0.347 g H20 c. 0.78 g H20 50. In the reaction below, how many molecules of hydrogen are required to react with 9.79 g of nitrogen? 3H,@) + N2) 2NH3) 1.2.10 x 1023 molecules hydrogen b. 3.16 x 1023...
Calculate the following quantities: (a) mass, in grams, of 1.50 x 10^-2 mol CdS (b) number of moles of NH4Cl in 86.6 g of this substance (c) number of molecules in 8.447 x 10^-2 mol C6H6 (d) number of O atoms in 6.25 x 10^-3 mol Al(NO3)3