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- Surface atoms rearrange itself because of lack of. and link to..... atoms ... 1. Topmost Layer, surface atoms O2. Bulk Layer, bulk atoms 3. All Stated O4. Topmost Layer, Bulk LayerCalculate delta H for the graph below. y = -59.88x -1.6547 Pen -1.84 188003100032 -1.85 -1.805 -1.86 -1.005 -1.87 1875 Ink vs 1/T 0.0033 0.0034 0.0035 0.0036 00037 ya-59 885x-1,6547 R² -0.9000 1/T (10) N What is the concentration of Magnesium in 20mL of water if 35mL of 0.1M EDTA is used to titrate?File Edit View History Bookmarks Profiles Tab Window Help O ? Q : hrome N Watch Gilmore Girls | Netflix a ALEKS A ALEKS - Reyna Garcia - Learn OPsychology Research Sign-Up x T WPAL 101 233_Spring 2022 A www-awu.aleks.com/alekscgi/x/lsl.exe/1o_u-IgNslkr7j8P3jH-IvdWKW_BBZZI6tTytly4Fcfu6zOtOf8oMM9sfQgW6H_IIXnxiNhBSpKS52uqVQ2d_u6pd3.. Spotify Web Playe. M Common Ethical D. O CHEMICAL REACTIONS 1/5 Solving for a reactant using a chemical equation Wine goes bad soon after opening because the ethanol (CH,CH,OH) in it reacts with oxygen gas (0,) from the air to form water (H,0) and acetic acid (CH,COOH), the main ingredient of vinegar. What mass of acetic acid is produced by the reaction of 1.9 g of oxygen gas? Be sure your answer has the correct number of significant digits. II
- ne File Edit View History Bookmarks Profiles Tab Window Help Watch Gilmore Girls | Netflix a Dashboard A ALEKS - Reyna Garcia O Psychology Research Sign-Up x T WPAL 101 233 Spring 2 A www-awu.aleks.com/alekscgi/x/lsl.exe/1o_u-lgNslkr7j8P3jH-IvdWKW_BBZZ16tTytly4Fcfu6zOtOf80MM9smRgOXk4zql8rHN-B4Sv7Er8YkAkkZH6IMU.. O ☆ Spotify Web Playe.. M Common Ethical D.. O CHEMICAL REACTIONS Solving moles-to-moles limiting reactant problems 1/5 Solid aluminum (Al)and oxygen (02) gas react to form solid aluminum oxide (Al,03). Suppose you have 2.0 mol of Al and 7.0 mol of O, in a reactor. Suppose as much as possible of the Al reacts. How much will be left? Round your answer to the nearest 0.1 mol. I molChrome File Edit View History Bookmarks Profiles Tab Window Help O Fri Feb 25 8:5 | Watch Gilmore Girl x * Dementia Friend Co (8 unread) - rkg86 X WPAL 101_ 233 _S X Grades for Reyna G x A ALEKS - Reyna Gar X Psychology Resear X A www-awu.aleks.com/alekscgi/x/Isl.exe/1o_u-IgNslkr7j8P3jH-IvdWKW_BBZZI6tTytly4Fcfu6zOtOf8oMM9sY-TNXBSKec4e1gYiS1MWNSOFZYUa5AJKm.. R Up 国Re Apps Spotify Web Playe. M Common Ethical D. O CHEMICAL REACTIONS Calculating molarity using solute moles Reyna V OD 1/5 A chemist prepares a solution of zinc nitrate (Zn(NO,). by measuring out 40.7 µmol of zinc nitrate into a 250. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's zinc nitrate solution. Be sure your answer has the correct number of significant digits. 圖 mol Explanation CheckChrome File Edit View History Bookmarks Profiles Tab Window Help 91% O Sun 10:58 O St. John's University - My Appl x A ALEKS - Iffat Khan - Knowledg x + i www-awn.aleks.com/alekscgi/x/lsl.exe/1o_u-IgNslkr7j8P3jH-lijkPWvZoZLqKt1FLIq7wcPWKZBYGfE9IMFjeRiThHre2U30XGpg1_cQJKNFZspY-BJWbSypPLYdk. Knowledge Check Question 8 Iffa The osmotic pressure exerted by a solution is equal to the molarity multiplied by the absolute temperature and the gas constant R. Suppose the osmotic pressure of a certain solution is measured to be 11. atm at an absolute temperature of 349. K. Write an equation that will let you calculate the molarity c of this solution. Your equation should contain only symbols. Be sure you define each symbol other than R. Your equation: Definitions of your symbols: D= 11. atm = 349. K II
- Chrome File Edit View History Bookmarks Profiles Tab Window Help N Watch Gilmore * Dementia Frien x 13 unread) - dte x T Lobby | Top Hat x 2 ALEKS A ALEKS - Reyna > A www-awu.aleks.com/alekscgi/x/Isl.exe/1o_u-IgNslkr7j8P3jH-IVDWKW_BBZZ16tTytly4Fcfu6zOtOf80MM9s7G0XWajIKntF38TIGBGK Apps Spotify Web Playe. M Common Ethical D. O THERMOCHEMISTRY Understanding the definitions of heat and work A mixture of gaseous reactants is put into a cylinder, where a chemical reaction turns them into gaseous products. The cylinder has a piston that moves in or out, as necessary, to keep a constant pressure on the mixture of 1 atm. The cylinder is also submerged in a large insulated water bath. (See sketch at right.) From previous experiments, this chemical reaction is known to release 133. kJ of energy. The position of the piston is monitored, and it is determined from this data that the piston does 116. kJ of work on the system during the reaction. O exothermic Is the reaction exothermic or endothermic?…nd Tap - Cengage Learning C Calculate The Volume (in ML) evo/index.html?deploymentld%3D557508289341892889099692 ISBN=9781305657571&nbld%3D2199898&snapshotld%3D21998... * To INDTAP Q Search this cc Use the References to access important values if needed for this question. A student is asked to standardize a solution of barium hydroxide. He weighs out 0.926 g potassium hydrogen phthalate (KHC3H4O4, treat this as a monoprotic acid). It requires 29.3 mL of barium hydroxide to reach the endpoint. A. What is the molarity of the barium hydroxide solution? This barium hydroxide solution is then used to titrate an unknown solution of hydroehloric acid. B. If 23.6 mL of the barium hydroxide solution is required to neutralize 21.8 mL of hydrochloric acid, what is the molarity of the hydrochloric acid solution? M Submit Answer 5 question attempts remainingChrome File Edit View History Bookmarks Profiles Tab Window Help N Watch Gilmore Girls | Netflix DashooardS A ALEKS - Reyna Garcia - Learn x A www-awu.aleks.com/alekscgi/x/lsl.exe/1o_u-IgNslkr7j8P3jH-IVDWKW_BBZZI6tTytly4Fcfu6zOtOf80MM9s8-pEjBx4anm2FVArDlj7Hnm8sjOBpH_25U... Apps Spotify Web Playe. M Common Ethical D. O CHEMICAL REACTIONS Writing a chemical equation from a description of the reaction 0/5 Solid iron(II) sulfide reacts with aqueous hydrochloric acid (HCI) to produce aqueous iron(II) chloride and hydrogen sulfide gas (H,S). Write a balanced chemical equation for this reaction. O-0 Explanation Check O 2022 McGraw Hill LLC. All Rights Reserved. Terms of Use 2 MacBook Air
- What is inductive effect with example and its applicationsAsk Laftan Anlamaz - Episode St. John's University - My App X A ALEKS - Iffat Khan - Learn G In valence electrc -> A www-awn.aleks.com/alekscgi/x/lsl.exe/1o_u-IgNslkr7j8P3jH-lijkPWvZoZLgkt1FLIq7wcPWKzBYGfE9IMFj8s1-UE-m2k5S O MATTER Finding the side length of a cube from its volume in liters A technical machinist is asked to build a cubical steel tank that will hold 390 L of water. Calculate in meters the smallest possible inside length of the tank. Round your answer to the nearest 0.01 m. Omrome File Edit View History Bookmarks Profiles Tab Window Help N Watch Gilmore x (5 unread) - dtE X AALEKS A ALEKS - David A ALEKS - Reyna A www-awu.aleks.com/alekscgi/x/lsl.exe/1o_u-IgNslkr7j8P3jH-IVDWKW_BBZZI6tTytly4Fcfu6zOtOf8oMM9sv O Spotify Web Playe.. M Common Ethical D.. O CHEMICAL REACTIONS Interconverting number of atoms and mass of compound Calculate the number of gold atoms in a 150.0 g sample of gold(III) chloride (Au,Cl). Be sure your answer has a unit symbol if necessary, and round it to 4 significant digits. Explanation Check APR 18 II
