Table 10.2 Samples Placed in Water (data) Sample Dialysis tubing containing sugar solution ass Before Soakin lon 5.083 Prune Mass After Soaki 5.480 12.652 11.278 Table 10.3 (report) hange in Sample as urroundin irectiono onc. of Solution (inside sample Sample lativ en Dialysis tubing + water Dialysis tubing + sugar solution Prune Sugar solution Pure water Sugar solution Pure water Prune
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- Ask Laftan Anlamaz - Episode O st. John's University - My Åppl X A ALEKS i www-awn.aleks.com/alekscgi/x/lsl.exe/1o_u-IgNslkr7j8P3jH-lijkPWvZoZLqKt1FLIq7wcPWKzBYGfE9IMFjRvsTdaQz2gLD2-Uiv_ O MATTER Standard chemical and physical states of the elements Write a complete chemical formula, including physical state symbol, for each element listed below in its standard state. The first row of the table has been completed for you. element formula iron Fe(s) chlorine sodium heliumwhat is solution homogenous catalysis?I www-awh.aleks.com/alekscgi/x/lsl.exe/1o_u-IgNslkr7j8P3jH-lvUg4xjUlp4GtU74E36QsaO3t0VD_LL5vyaADtwtHRibuH5zOgejevgWzd4JiLW63DOTwh55ml... Shaimaa O STOICHIOMETRY Using a chemical equation to find moles of product from moles ... Ammonium phosphate ((NH,), PO4) is an important ingredient in many solid fertilizers. It can be made by reacting aqueous phosphoric acid (H,PO) with liquid ammonia. Calculate the moles of ammonium phosphate produced by the reaction of 0.075 mol of phosphoric acid. Be sure your answer has a unit symbol, if necessary, and round it to the correct number of significant digits. Explanation Check O2020 McGraw-Hill Education. All Rights Reserved. Terms of Use | Privacy Accessib MacBook Pro olo
- M Mathway | Chemistry Problem So X A ALEKS-Andrew Herrera ← → C ||| = www-awa.aleks.com/alekscgi/x/lsl.exe/1o_u-IgNslkr7j8P3jH-lvgXwPgmUhvITCeeBZbufuBYTi0Hz7m7D3ZcKsCEJuQCTg70iQiXu9bAsbFEhEkLFd_JMgnDGQSUWa 80°F Sunny O ELECTROCHEMISTRY Writing the half-reactions of a single-displacement reaction Study this chemical reaction: Ca(s)+ZnCl₂(aq) Then, write balanced half-reactions describing the oxidation and reduction that happen in this reaction. oxidation: reduction: Explanation - Check X + Zn(s)+CaCl₂(aq) ‒‒ ▬ ローロ 00 X Q Search S 4 LDL © 2023 McGraw Hill LLC. All Rights Reserved. Terms of Use | Priv CO 3 C 4 6Sol. No. 1 2 3 4 5 Volume of KI (ml) 20 18 15 12 10 [KI] K 0.195121951 0.00039 0.175609756 0.0004 0.146341463 0.0005 0.117073171 0.0006 0.097560976 0.0004 Log K Q1) Plot Log K' on y-axis and Log [KI] on x-axis A) Slope = B) Intercept = e) Log K = D) K = Log [KI] -3.40894 -0.70969387 -3.39794 -0.75545136 -3.30103 -0.834632606 -3.22185 -0.931542619 -3.39794 -1.010723865Early attempts to coat metals with Teflon, poly tetrafluoroethylene, resulted in a polymer layer that peeled off the surface easily. Later attempts gave coatings that were much more durable. What type of adsorption processes are being manifested in either situation? What technical problem had to be solved in order to develop durable coatings?
- Are the following processes examples of homogeneous or heterogeneous catalysis? a Hydrolysis of immiscible ethyl acetate (l) in an aqueous basic solution. b Conversion of NOX gases to N2 and O2 by platinum metal. c Decomposition of atmospheric ozone by NO gas. d Oxidation of ethyl alcohol, C2H5OH, by the enzyme alcohol dehydrogenase, ADH, to acetaldehyde in the body. e Solid-state conversion of C graphite to C diamond by transition metal additives at high pressure.eleganceextreme1 X (208) + X 7571&snapshotld=1324548&id =563649000&takeld=4bfba59b09f0e5b& aSearch this course References Use the References to access important values if needed for this question. A student ran the following reaction in the laboratory at 639 K: H2(g) + I>(g 2HI(g) A-Z When she introduced 0.311 moles of HI(g) into a 1.00 liter container, she found the equilibrium concentration of HI(g) to be 0.249 M. Calculate the equilibrium constant, K, she obtained for this reaction. Kc Submit Answer K from [Initial] and One [Equilibrium]: This is group attempt 1 of 5 Next Autosaved at 12:59 PM Back 1:05 PM 4x 11 9/24/2019 hp delete prt sc insert 12 f11 10 144A www-awn.aleks.com/alekscgi/x/Isl.exe/1o_u-lgNslkr7j8P3jH-Jgt8PIGunmDn7WsVrRAXK6XnHkiRvH2tl8oJQiu6p 4Yr80PeXXUhKVTgF9RjCYAOPAgg7DimkkZp40f5N2wsAil9KVLrU O CHEMICAL REACTIONS Natalie Solving for a reactant in solution Sodlum hydrogen carbonate (NaHCO,), also known as sodium bicarbonate or "baking soda", can be used to relieve acid Indigestion. Acid indigestlon Is the burning sensation you get In your stomach when it contains too much hydrochloric acid (HOCI) , which the stomach secretes to help digest food. Drinking a glass of water containing dissolved NaHCO, neutralizes excess HCI through this reaction: HCl(aq) + NaHCO,(aq)→ NaCl(aq)+ H,0(1) + CO,(g) The CO, gas produced is what makes you burp after drinking the solution. Suppose the fluid in the stomach of a woman suffering from indigestion can be considered to be 250. mL of a 0.043 M HCl solution. What mass of NaHCO, would she need to ingest to neutralize this much HCl ? Round your answer to 2 significant digits. Explanation Check…
- Hon 4 x + www-awa.aleks.com/alekscgi/x/lsl.exe/10_u-IgNslkr7j8P3jH-IQgHIvdL2donGg9plnQUm9kiGJhghYuAiZLqdtEEgiJQTK5Ij49wHEXm8hvCYgFhBQ-k3zPGg2eq... ☆ School planner -... KH Chapter Content -... KH Chapter Content -... Q Chemistry lab Flas... Untitled documen... C ell Biology... ||| dis ne 0 O ELECTROCHEMISTRY Writing and balancing complex half-reactions in basic solution 'Low FODMAP ric... M Gmail Explanation Check 280 V Write a balanced half-reaction for the reduction of solid manganese dioxide (MnO₂) to manganese ion (Mn²+) in basic aqueous solution. Be sure to add physical state symbols where appropriate. B 000 APR 14 48 tv N 9 ローロ MacBook Air e X PN Periodic X Ś SN Periodic X AVALEPPEY (312) Yc X 1/5 A * = 334 Sabrina V 2023 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Accessibility 000 18 Ar 8. ) ?C Love Fuqua - Learn - X www-awu.aleks.com/alekscgi/x/isl.exe/10_u-IgNslkr7j8P3jH-IBjuJnuCDtT6kRBabGFF3MOAKZ_UVXON202gOiJQTdIGDtYib1Jke3qJJtY-n0BOXd4G0r80JmhB6zbOrS5108W-LPce6pq?10Bw Apple Music 0 O CHEMICAL REACTIONS, Writing the net equation for a sequence of reactions G mg to g-Google Search Explanation Propane can be turned into hydrogen by the two-step reforming process. In the first step, propane and water react to form carbon monoxide and hydrogen: CgHg(g)+3H,O(g)–3CO(g)+7H,(g) Check X In the second step, carbon monoxide and water react to form hydrogen and carbon dioxide: CO(g) + H₂O(g)→H₂(g) + CO₂(g) Write the net chemical equation for the production of hydrogen from propane and water. Be sure your equation is balanced. ローロ O M VHL Central | Dashboard X x + 3 © 2023 McGraw Hill LLC. All Rights Reserved 0 0/5 Terms of Use | Privacy Center Accessibility Feb 1i www-awn.aleks.com/alekscgi/x/Isl.exe/1o_u-IgNslkr7j8P3jH-lijkPWvZoZLqKt1FLlq7wcPWKzBYGfE9IMFjjOCijBjuQK3FF8Utn0B1sdQAGbDyJmd6lzQCqXD2_... O SIMPLE REACTIONS Predicting the products of dissolution The names and chemical formulae of some chemical compounds are written in the first two columns of the table below. Each compound is soluble in water. Imagine that a few tenths of a mole of each compound is dissolved in a liter of water. Then, write down in the third column of the table the chemical formula of the major chemical species that will be present in this solution. For example, you know water itself will be present, so you can begin each list with the chemical formula for water (H,O). Note: "major" chemical species are those present in concentrations greater than 10 mol/L. major species present when dissolved in water compound formula On copper(II) chloride CuCl, glucose C,H, (OH), propylene glycol Explanation Check O 2021 McGraw-Hill Education. All Riahts Reserved. Terms of Use|…