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- c) Calculate the nominal masses of following ions and indicate whether they are odd-electron ions or even- electron ions: (i) CH;N+ (ii) H3O+ (iii)The correct coefficients needed to balance the following equation are: Ca3(PO4)2 + HNO3 Ca(NO3)2 + H3PO4 ->2N2O5-------> ?(A) 4NO2{g) + O2 (g)(B) 2NO2 + O6(C) N2O6 + O4
- (f) Balance the following equations: CO2+H2O (i) C4H10+ O₂ → (ii) H3PO4 + Mg(OH)2 (iii) (NH4)2Cr2O7 → Cr₂O3 + H₂O + N₂ -> Mg3(PO4)2 + H₂OOWLV2 Online teachin X Cthe Deep Blue Compound ( + https://cvg.cengagenow.com/ilm/takeAssignment/takeCovalentActivity.do?locator%=Dassignment-take&takeAssignmentS [References] The deep blue compound Cu(NH3)4SO4 is made by the reaction of copper(II) sulfate and ammonia. CUSO4 (aq) +4 NH, (aq) → Cu(NH3)4SO4 (aq) If you use 27.0 g of CuSO4 and excess NH3, what is the theoretical yield of Cu(NH3),SO, ? g Cu(NH3)4SO4 If you isolate 22.0 g of Cu(NH3)4SO4, what is the percent yield of Cu(NH3)4SO4? Submit Answer Try Another Version 8 item attempts remaining Show Hint searchThe first two steps in the industrial synthesis of nitric acid produce nitrogen dioxide from ammonia: 4 NH; (g) + 5 0, (g) = 4 NO (g) + 6 H,0 (g) K1 2 NO (3) +0, (g) = 2NO, (g) K2 The net reaction is: 4 NH; (g) + 70, (g) = 4 NO, (g) + 6 H,0 (g) K Write an equation that gives the overall equilibrium constant K in terms of the equilibrium constants K, and K,. If you need to include any physical constants, be sure you use their standard symbols, which you'll find in the ALEKS Calculator. K = olo
- Write the expression Kc for the following reactions. (a) Fe2+(aq) + Ce4+(aq) ⇋ Fe3+(aq) + Ce3+(aq) (b) CaCO3(s) ⇋ CaO(s) + CO3(g)ro/index.html?deploymentld=55750828934189288909969212&elSBN=9781305657571&snapshotid%32199... 出☆ O To NDTAP Q Search t Use the References to access important values if needed for this question. Titanium(III) oxide can be prepared by reaction of titanium(IV) oxide with hydrogen at high temperature: 2TIO2 + H2-Ti,O3 + H2O The reaction of 421.3 g of Ti0, with excess H2 yields 325.2 g of Ti,O3. Calculate the theoretical yield of Ti,O3 (assuming complete reaction) and its percentage yield. Theor yield = Percentage yield =| Submit Answer 5 question attempts remainingWrite a balanced equation for the following by inserting the correct coefficients (if a coefficient = 1, enter "1" in the provided box). Ca3(PO2() + SiO:() +C) – C(s) → CaSiO3(1) + || CO(g) + +P.()
- Write the chemical formula for vanadium(1) nitrite n3- n2+ 3+ O4+ 1 7 8. 9. O3 O5 O9 (1) (g) (aq) Ni V Va NO, NO2 Vn 3 Reset • x H,0 Delete + CO 2. 4. 3 4- +280.89 (b) aluminum chloride hexahydrate AICO3 6 H20 Th= 6(18.02) x100% E 241.46 2) If iron(II) sulfate is heated too strongly, the following reaction will occur FeSO4(s) FeO(s) + SO3(g) If you are heating a sample of FeSO4 6H₂O and this reaction occurs along with dehydration, what will happen to the experimental percent water? Explain your answer. visvobos tro Woun 3) A 8.416 g sample of CaCl2 xH2O after heating gives an anhydrous residue of 5.624 g What is the value of x? mass H₂0 = 8.4169-5.624g = 2.792g mol H₂0 = 2.7928 AICI 3 133.344 AICI3-6 H20 (133.34 + 6(18.07 Th44,787 (Imol X=3 (18.028 Ratio= 0.1549, mot 0.05068 mot m!). mol CaC12 = 5.624 ( 1 malin 110.98 = 0.1549 mol = 0.05068 mol = 3.05 3 CaCl 2 3H2O(3b-301-4.12) Carborundum is silicon carbide, SiC, a very hard material used as an abrasive on sandpaper and in other applications. It is prepared by the reaction of pure sand, SiO2, with carbon at high temperature. Carbon monoxide, CO, is the other product of this reaction. The balanced equation is shown below. How many grams of the carbon monoxide side product are produced from 4.12 moles of SiO2? Show all work and round your answer to three significant figures. SiO2 + 3C → SIC + 2CO