.Ash content is - 29 A - Ash = residue after combustion. O B - Ash = residue after cooling. O The unit measuring of moisture - 30 .is A - mm. B-%. C-gm. O Proximate analysis of coal - 31 B - Determines only fixed carbon. O A - Determines only fixed carbon, volatile matter, moisture and ash
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- Calculation of AH; of Magnesium Oxide Mg + 2 HCI MgCl2 * Hz2 AH, = kJ/mole MgCl2 +H2O > Mgo + 2 HCI -AH2 = kJ/mole He + 를 O2 + H2O AH3 = - 286 kJ/mole net: Mg + 을 O2- MgO 사Hnet = kJ/mole The literature value for the AHf of magnesium oxide is -602 kJ/mole.g In P Englis 9 Self Se G Gramn Tn Course G traduc * Balanc * Parap 4 Build a C How M G om/course.html?courseld%3D17244391&OpenVellumHMAC%=D9815e7584135fc006cabedb9aa0dda22#10001 The balanced reaction for the combustion of ethane is shown in the table. You allow 32 mol of ethane (CH6) to react with 4.1 mol oxygen (02). may be done using the Simulation, to indicate the amounts of all chemical species for the initial, change, and final conditions. Drag the appropriate amounts to their respective targets. • View Available Hint(s) Reset Help 2.3 mol 1.2 mol 0.0 mol 4.1 mol 2.0 mol 6.4 mol 3.2 mol 3.5 mol 11.2 mol 9.6 mol 2C,H.(g) + 7O2(g) → 4CO2(g) + 6H2O(g) Initial Change- Final Pearson Copyright © 2022 Pearson Education Inc. All rights reserved. | Terms of Use | Privacy Policy | Permissions | CO Launch Meeting - Zoom O Launch Meeting - Zoom od212ou%3D2591470&isprv &drc3D1&qi=24592388cfql%=D08drnb- ttempt 1 A honeycomb-shape casing of the metals platinum (Pt), rhodium (Rh), and palladium (Pd) in catalytic converters of automobiles cause more reactions to take place that produce less harmful gases without being affected by the reaction. These metals are catalysts because: They cause the reactions without being affected. They are formed into a honeycomb shape. They are metals. They help produce less harmful gasses.
- 12 AA EE AaBbCcD AaBbCcD AaBbCc AaBbCcf A x' Aa T Normal T No Spac... Heading 1 Heading 2 Paragraph Styl 3 1. 4. B. Fill in the missing reactant or reagent or product to bring about the following chemical reactions. CH, CH, HC 1. CH NaH OH H.C CH;CH21 2. CH, H,O CH, H,SO, H;C Na SH CH,CH,CH,SH CH, CH, H.C CH, CH, pines) 3. 4. 5.HAPTER 3 - CHEMICAL REACTIONS Study Page 1 of 3 Next O References Use the References to access important values if needed for this question. hen the following molecular equation is balanced using the smallest possible integer coefficients, the values of these coefficients are: sulfur (s) + carbon monoxide (g) sulfur dioxide (g) + carbon (s) sp.cengage.info/als-asp/take a 80°F O Type here to search CaEndow Help eq req Ereg Important values if needed... | b... q eq MAY 11 Submit Answer prod01-cnow-owl.cengagenow.com S 5 According to the following reaction, how many moles of bromine monochloride will be formed upon the complete reaction of 0.915 moles bromine with excess chlorine gas? Br2(g) + Cl₂ (g) → 2BrCI(g) mol bromine monochloride Retry Entire Group ty A 6 [Review Topics] [References] Use the References to access important values if needed for this question. Module 2 | OWLv2 MacBook Pro & 7 8 more group attempts remaining GA * CO 8 A :)) O 9 COWLV2 | Online teaching and learning resource from C.... Previous 00 Email Instructor Thu May 11 Next Save and Exit 0 HARB 0 + C ?
- profewet trincitim state prduct paduct complet Conditims include reafentune (hgh/lom) ard equivalence reaśund %235. A test run using this coal showed a dry products of combustion analysis by volume of nitrogen equals 82.5%, molecular weight of 30 kg flue gas per mol dry flue gas, and the weight of this dry flue gas is 15.03 kg per kg of coal. The actual ash-pit sample was 0.15 kg per kg of coal, of which 20% was carbon. What is the percentage excess air supplied to the fuel combustion in percent? 6. Find the partial pressures in kPa of oxygen in atmospheric air of 100 kPa which contains by weight 23.1% oxygen and 76.9% nitrogen.+. ca(NO3), ,+ ?H3PO4 Caz(poht_+HNO3 -> Whan the eguation is balanced, the coefficient in frot of H3P04 is ?
- %TE l. a 9:-1 Write The Molecular Fotmula For The Following 1-Copper Sulfate 2-Phospours Pentabromide 3-Calicum Chloride dihydrate *4-Sodium Oxide إجابتك A- Balance The Equation NO2(g) + H2O(1) -- HNO3(1) + NO(g) B- What is formula mass of K2Cr2O7 (O=16g/mol , Cr=52g/mol and K=39g/mol) C- Calculate the empirical formula of a C6H12O6 that following present composition by mass: C=23.75%, H=37.5% and O=40% percent. (C=12g/mol, * H=1g/mol and O=16g/mol) إجابتك What is mean the Base according to -1 Arrhenius and the Acid acoording to Bronsted ? 2- What the solvent of 100ml N2 and 25ml 02 ? Why? 3-What is Oxidation Number of ions in these compouds a- * KMN04 b-MGH2 c-H2O2 d-N2 e-CIO3 -1 إجابتك1. Iron reacts W/Water to Produce grams of troncii) oxide are Produced How many grams of iron are needed? a. Balance equation- 2Fet + H20-Fez03 B. Road/mole map wlarrows- C. Fence Post conversion-A) CrO3, H„SO4, H;O B) 1. Na BH4, ethanol 2. H30+ C) 1. LiAl4, ether 2. H30+ D) 1. PCC, CH;Cl2 2. H30+ OH OH HO. OD O A O B