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How many grams of Cr2(SO4)3) will be produced from 25.61g of K2Cr2O7 ?
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- If 16 grams of O2 react with excess C2H6, how many grams of CO2 will be formed? The formula mass of O2 = 32amu and the formula mass of CO2 = 44amuYou may need to round off #moles. The balanced chemical equation is... Group of answer choices(Incorrect) Dolomite is a mixed carbonate of calcium and magnesium that decomposes to CO2 and the metal oxides MgO and CaO upon heating. When 12.06 g of dolomite is heated, 6.45 g of MgO and CaO are produced. What is percent by mass of MgCO3 in the original sample of dolomite? 30.9% (Correct answer) 3.73% 69.1% (Your answer) 34.7% 8.33%%O YouTube Maps Question 21 of 97 If 5.900000000000001 × 1025 molecules of CO, are produced in a combustion reaction, how many liters of CO, is produced? (The densit of CO, is 1.98 kg/m3 and 1 L= 1 dm³). %3D 6. +/- X 100 4. 7.
- Question 2 Listen A student collected 2.890 g of Ca(103)2 6 H₂0 at the end of experiment, and the quantity of Ca(103)2 6 H₂O can be produced based on the stoichiometric calculation is 3.922 g. The percent yield is %. (pay attention to the sig. figs.)31 - What is the simple formula for a compound containing 50.05% S and 49.95% O by mass? (S: 32 g / mol, O: 16g / mol)A) S3O4B) SO2C) S2O3D) SO4E) SO3d So According to the following reaction, how many grams of nitrogen gas will be formed upon the complete reaction of 32.8 grams of hydrogen gas with excess nitrogen monoxide? 2NO (g) + 2H₂ (9) N₂ (g) + 2H₂0 (1) C Submit Answer 4 grams nitrogen gas 888 F4 R F % 5 V Retry Entire Group P [Review Topics] [References) Use the References to access important values if needed for this question. F5 Cengage Learning Cengage Technical Support T G 6 MacBook Air B 15 9 more group attempts remaining F6 Y H & 7 8 F7 U N H 8 J pill FB 1 M ( 9 K DD FO O ) O ; = Save and Exit 11 ? option 1 delete Update (? return
- Question 5 of 10 く View Policies Current Attempt in Progress How many moles of Fe3O4 are required to supply enough iron to prepare 0.650 mol Fe2O3? i mol Fe304 eTextbook and Media Save for Later Attemle Docs ogle.com Tools Add-ons Help Last edit was 40 minutes ago E -E - E 11 BIU A text Calibri 3 4 I 5 4. Determine the percent yield for the reaction between 46.4 g of ZnS and 13.3 g of O, if 18.4 g of ZnO are produced. 2 Zns + 30, → 2 ZnO + 2 SO, hp 144A 2.490 gram sample of an organic compound containing C, H and O is analyzed by combustion analysis and 5.365 grams of CO2 and 2.197 grams of H2O are produced. In a separate experiment, the molar mass is found to be 102.1 g/mol. Determine the empirical formula and the molecular formula of the organic compound. (Enter the elements in the order , , .) Please do it neat and clean correctly and provide only typed answer solution no handwritten solution needed allowed
- How many grams of NH3 can be produced by mixing 14 g of N2 with 6.0 g of H2? Given: N2 + 3 H2 ------> 2 NH3 a.) 20g b.) 17g c.) 34g d.) 51gcheck the photo for the info 1- what minimum mass of h2so4 (in g) would you need. express answer in grams to 3 sig fig 2- what mass of h2 gas (in g) would be produced by the complete reaction of the chromium block?y Course Macmillan: X Course Mod X Submit Answer evo/index.html?deploymentid=5735112480241329813180832311&elSBN=9781305862883&id=1707786042&snapshot!... What is the theoretical yield of copper(II) nitrate? What is the percent yield for this reaction? ating Percent Yield: This is group attempt 1 of 10 Sections 5 X References Use the References to access Important values if needed for this question. For the following reaction, 5.32 grams of silver nitrate are mixed with excess copper. The reaction ylelds 2.69 grams of copper(11) nitrate. silver nitrate (aq) + copper (s)-copper(II) nitrate (aq) + silver (s) % HOMEWOR X grams MindTap - Autosaved at 4:17 PM