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How many grams of CO are required to react completely with 287 grams of Fe2O3? Report your answer to 3 significant figures
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- A sample of an industrial waste water is analyzed and found to contain 16.5ppb Fe2+. How many grams of iron could be recovered from 1.81×103 kg of this waste water? Answer:_______ grams FeHow many grams of C are required to react with 91.9 g of Fe2O3?A)What mass of ammonia gas can be produced from a reaction between 565.0g H2 and 880.0g of N2 through the Harber-Bosch reaction? B)What mass of the excess reagent remains? N2(g)+3H2(g)-->2NH3
- Calculate the mass in grams of oxygen required for the combustion of 50.0 grams of arabinose (C5H10O5, molar mass = 150 g/mol) C5H10O5 + O2 ----> CO2 + H2O Report you answer to 3 digits - for example 25.2 and do not include the unit grams.For the following table fill in the missing values and calculate the theoretical yield. A + 2B à C moles 0.00242 0.00242 ?_________ MW ?_________ 98.06 164.16 g ?_________ ?__0.00002467_______ ?_________ mL 0.20 d(g/mL) 0.80the molecular formula of hydrocarbon is to be determined by analyzing its combustion products. a) the hydrocarbon burns completely, producing 7.2 g of water and 7.2 liters of CO2 at standard conditions. What is the empirical formula of the hydrocarbon? b) Calculate the mass in grams of O2 required for the complete combustion of the sample of the hydrocarbon described in a. c) the molecular weight of the hydrocarbon is determined to be 56.1 amu. What is the molecular formula of the hydrocarbon?
- 3H2(g)+N2(g)→2NH3(g)3H2(g)+N2(g)→2NH3(g) What is the theoretical yield of ammonia, in kilograms, that we can synthesize from 5.54 kgkg of H2H2 and 34.1 kgkg of N2N2?An alloy is found to be 41.8% Zn and the rest is Cu. If 15.0g of Cu is added to 45.0g of this alloy, what will be the new percentage of Cu in the alloy?18.2 Balance the following chemical equation for the stoichiometric combustion of methane with oxygen. ____ CH4(g) + ______O2(g) ⟶ ______ CO2(g)+ ______H2O(g) What are the coefficients for O2(g) and CO2 (g)?
- A) What mass of ammonia gas can be produced from a reaction between 565.0g H₂ and 880.0g of N₂ through the Haber-Bosch reaction? B) What mass of the excess reagent remains? N2(g)+3H2(g)-->2NH3Carbon dioxide emissions associated with a one-night stay in a hotel room are calculated at 28.98 kg of CO2 per room day for an average hotel. The 250 rooms of your hotel are all occupied for two days during a college football game. How much CO2 did the guests and hotel release into the atmosphere? Round your answer to the nearest whole number. kgsThe molecule of the week is Tetraethyl orthosilicate (TEOS) of which 120,000 metric tons (1 metric ton = 1000 kg) is produced annually. How many molecules of TEOS (C₈H₂₀O₄Si) are produced every year?