Butanul se utilizează în calitate de combustibil la încălzirea locuințelor. Calculează volumul oxidului de carbon (IV) care se elimină la arderea completă a butanului cu cantitatea de substanță 2 mol
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- Chp14-5(2)OCN-(aq) + OCI-(aq) → CO₂2-(aq) + N2(g) + Cl(aq) (basic media)keAssignment/takeCovalentActivity.do?locator=assignment-take n progress Q Search 40 eaction is Submit Answer In the following equation for a chemical reaction, the notation (s), (I), or (g) indicates whether the substance indicated is in the solid, liquid, or gaseous state. 2NO(g) + 2H₂(g) →→→ N₂(g) + 2H₂O(l) + energy Identify each of the following as a product or a reactant: NO(g) H₂0(1) H₂(g) N₂(g) When the reaction takes place energy is V2 7 L Retry Entire Group = 18 + Use the References to access important values if needed for this question. fg 0 OWLv2 | Online teaching and lear X hp 9 8 more group attempts remaining f10 MO f11 PAI + 112 G ins prt sc Ⓡ ✰ FRIEVIDUS Next> ^ @ ¹0 delete backspace home lock 5:- 5/14
- Describe the differences among 137Cs, 131I, and 133Xe and their nonradioactiveisotopesThe enzyme cholesterol oxidase catalyzes the reaction between cholesterol and oxygen to form cholest-4-ene-3-one and hydrogen peroxide. Explain how you could use this enzyme to make a voltammetric electrode that produces a current that changes with changing cholesterol concentration:::;;;;((((
- Which equation or half equation is balanced? Select one: a. 4Fe3+ + 2NH3OH+ → N2O + H2O + 4Fe2+ + 4H+ b. P4(s) + 4 Cl2(g) ⇌ 4 PCl3(l) c. H2O2 + 2I– + 2H+ → I2 + 2H2O d. (NH4)2Se(s) ⇌ NH3(g) + H2Se(g)Colligative properties Henry’s Law –effect of pressure on gas solubility Fractional distillation Fractional crystallization Polymer Polyamide polyester Soap Nuclear reaction Cobalt-60 First order kinetics Second order kinetics Activation energy Catalyst pH acid anhydrides base anhydrides buffers titration acid/base properties of salts Galvanic cell Electrolytic cell Select the predominant concept or word that apply to the following situations. ________Miner burps when riding elevator up and out of a mine after having a carbonated beverage for lunch ________Salt is put onto roads in cold wet weather ________Moonshiners method to purify whiskey ________Layman call these “plastics” ________Sodium salt of a fatty acid ________We add lemon juice to fish to get rid of the smell. ________Method for determining the acid or base concentration of a solution ________Source of electricity in your cell phone Used to make gold plated Jewelry3What is the sum of all coefficients in the redox reaction Y (s) + Cd2+ (aq) → Cd (s) + Y3+ (aq) in acidic solution? Note: Assumed 1's still count. 4 5 10 3 What is the pH of 0.42 M ethylamine (CH3CH2NH2, Ka = 1.95 x 10-11) 1.83 12.17 5.54 8.46SEE MORE QUESTIONS