What is the percent yield of 02 if! Molar Mass /gumor 46.5 g of Cdo produces...
What is the molar mass of an ideal gas if a 0.72 g sample of this gas occupies a volume of 475./. mat 50.0°C and 720. mm Hg? Flag question Select one: O a. 42.40 g/mol O b. 16.98 g/mol c. 660.69 g/mol O d. 1.51 g/mol Oe. 20.17 g/mol son 8 Consider the following reaction: 2Al(s) + 3Cl2(g) - 2AlCl3(s), AH = -1391 kJHow many moles of Al are required to releasee 714.3 kJ of energy (assume 100% yield)...
Need help slolving questions 1-6 please!
Mass A Moles A Moles B Mass B Molar mass A Molar mass B Ratio from balanced equation 1. How many moles of H2 can be made from complete reaction of 3.0 moles of AI? (5 pts) Given: 2 Al(s) + 6 HCl(aq)-2 AICI, (aq) + 3 H2(aq) 2. How many grams of water are made from the reaction of 4.0 grams of hydrogen gas? (10 pts) Given the reaction: 2H,(8) +0,(8) 2.0(g) 3....
conversion factors needed: molar masses of O, and Ho, and molar ratio between Ozand Ho. Molar mass Oz: 2 x 16.00 g/mol = 32.00 g/mol Molar mass HO: (2x 1,01 g/mol)*16.00 /mol 7HO-1.5 80xmor 2 mol No1802 1,0 52.00 gomolo 1 .689 = 1.7 HO Now let's try some problems Be sure to give your answers with the correct number of significant figures. 1. Over the years, the thermite reaction has been used for welding railroad rails, in incendiary bombs,...
2Al(s)+2KOH(aq)+4H2SO4+22H2O(l)→2KAl(SO4)2⦁12H2O(s)+3H2(g) What is the limiting reactant, theoretical and percent yield of this equation? 1.03 grams of Al foil 35.10 grams of KOH 15 grams of Sulfuric acid 20 grams of water the mass of the product is 24.88 grams