scarlett2173 is waiting for your help. CS + H2O -----> CSOH + H2 A)synthesis B)combustion C)decomp… A single replacement reaction occurs when two different cations switch places to combine with the same anion. I have a packet of problems just like this due quite soon. C(s) + 2S(s) + 89.4 kJ CS2(l) C. C(s) + 2S(s) + 89.4 kJ CS2(l) + 89.4 kJ D. C(s) + 2S(s) CS2(l) I think the answer is a or b, Using data from the following reactions and applying Hess's law, calculate the heat change for the slow reaction of zinc with water (answer must be in kJ/mol Zn): Zn(s) + 2 H2O(l) ----> Zn^2+(aq) + 2 OH-(aq) + H2(g) (ΔHrxn = ?) HotMilk_OuO Note That These Reactions Are Not Necessarily Balanced. Thermodynamic properties of substances The solubility of the substances Periodic table of elements. 16 Na2o2(s)+ 16 H2o(i)———- 32 NaOH(s) + 8 O2(g) 2 NaOH(s)—-+ 1/2 o2(g)——-Nao2(s)+ H2o(I), for the redox k lab there are also two questions.. drbob222 do you think you could help Question: 1. The reaction is very exothermic. Without using any calculations. a. C+H2O---->CO+H2 H=+131.1kjmol-1 Co+H2O---->CO2+H2. REACTION PREDICTION (Set #1) If the word equation is complete, write and balance the chemical equation. In the reaction CS2 + 3O2 → CO2 + 2SO2, when 160 g of CS2 and 195 g of O2 are reacted, the theoretical yield of SO2 is 260 g. How can you increase the concentration of the product (s) in each of these reactions by varying the temperature and pressure (caused by volume change)? kJ, How much heat is released when a mixture containing 12.6 g CS2 and 13.2 g Cl2 reacts by the following equation? NaCl + AgNO3 !NaNO3 + AgCl 2. I guess you can't very easily balance an equation that can never happen! i. Mg(s)+Br2(l)-->MgBr2(s), Calculate the Keq of the reversible reactions Cr2O7 + 2OH -> CrO4 + H2O and 2CrO42->Cr2O72 , given the following data: HCrO4 -> H + CrO42 K = 3.2 x 10^-7 2HCrO4 -> Cr2O72 + H2O K = 34 H2O -> H+ + OH- K = 1 x 10^-14 HCL and NaOH = 1M KCrO4 and KCr2O7 = 0.1M. Of the reactions that occurred spontaneously in the individual tables, what types of qualitative changes would you observe that would indicate the reaction, ΔS is positive for which one of the following reactions? A. O+O2+N2----> O3+N2+ B. NO2Cl + Cl---> NO2 + Cl2 C. Cl + H2 ---> HCl + H D. CS2----> CS + S. What are the ka and kb reactions of NaHSO3 ? What is the vapor pressure of CS2(in mmHg) at 18.5degree C? C6H12O2 --> C2H4O2 SO2+H2O+O2 --> H2SO4 C2H6O+O2 --> CO2 + H2O, Identify the limiting reagent and the volume of product formed with 11L CS2 reacts with 18L O2 to prduce CO2 gas and SO2 gas. Cs2+H2O arrow CsOH+H2 In the products, where is the H in CsOH coming from? N2O NH3 C2H2 SiF4 HN3 HCN SO3 H2S CF4 PF3 H2O BF3 COS O3 SO2 CS2 AsH3, How much heat is released when a mixture containing 10.0g CS2 and 10.0 g Cl2 reacts by the equation. CO(g)+3H2(g)=CH4(g)+H2O(g) I only get the reactions, no pressures. in your own words answer How Do You Define Geography? Write a rate equation showing the dependence of rate in reactant concentrations for each of the following elementary reactions. b) The addition of H2 c) The removal of some CH4 d) An increase in the volume of the container e) The addiotion of a catalyst. What is the Arrhenius acid and what is the Arrhenius base in the above reaction? SO3(g)+H2O(l)-->H2SO4(aq) 3. A) HSO4^- + SO3^2- HSO3^- + SO4^2- B) S^2- + H20 HS^- + OH^- C) CN^- + H3O^+ HCN + H2O D) H2SE + H2O HSE^- + H3O^+, which of the following are redox reactions a. Write a rate equation showing the dependence of rate in reactant concentrations for each of the following elementary reactions. Our channel. Tell the type of reaction. Show transcribed image text. C (s) + S2 (g) = CS2 (g) . CS + H2O -----> CSOH + H2 A)synthesis B)combustion C)decomp… a) A decrease in temperature? Which type of reaction is described by the following equation? One element forms a compound while another element is … 1. Give reason(s) for the product(s) 1. CS2(g) + 3 Cl2(g) → S2Cl2(g) + CCl4(g) ΔH° = −230. CS2 + O2 CO2 + 2S carbon disulfide (CS2) carbon dioxide (CO2) oxygen (O2) sulfur (S). (a) CH4(g) + S(s) ¨, 1. I cannot get this question! a. CS2---> CS + S b. CH3Br + OH- --> CH3OH + Br- A. k[CS2][S] B. k[CH3][Br-][OH-], If 45.3 mL of liquid CS2 and 7.62 L of gaseous O2 measured at STP are reacted stoichiometrically according to the balanced equation, how many milliliters of liquid CS2 remain? N2 + 3 H2 ¡æ 2 NH3, Which of the following molecules is/are bent or V-shaped? Use oxidation numbers to identify which of these reactions are REDOX reactions. Find the heat of reaction (ΔH) for each of the following chemical reactions and note whether each reaction is exothermic or endothermic. Chemistry. NH3 + H3O + ⇀↽ NH+ 4 + H2O 4. Just to make things clear, wouldn't it have to be Mg3(PO4)2, from balancing the charges? Carbon disulfide, CS2, has Pvap= 100mm at -5.1 degree C and change in Hvap = 28.0 kj/mol . Which of the following molecules are linear? (Use the lowest possible coefficients. BF3 HN3 COS NH3 O3 SiF4 AsH3 SO2 C2H2 PF3 CF4 H2O SO3 HCN N2O H2S CS2 After drawing out all the lewis structures, and using VSPER theory, I found: COS, C2H2, CS2, HCN to be linear. CS2(g) + 4H2(g) -> CH4(g) + 2H2S(g) Molar Mass (g/mol) CS2 76.143, Given the reaction 2 Na2 02 (s) + 2 H2o(i) —- 4 NaOH(s) + 02(g) triangle H= -109 KJ determine the following reactions. CsOH (diluted) + 6H2O = [Cs(H2O)6]+ + OH-. H2S O3 COS C2H2 SO2 SiF4 PF3 HCN NH3 CS2 HN3 SO3 CF4 BF3 H2O N2O AsH3, Wow, ok, that helps a LOT!! How many mL of an impure liquid CS2 mixture (density 1.26 gmL-1) which contains 93.0% of CS2 by mass, must be burned to obtain 12.8g SO2? Write the equilibrium expressions for the following reactions: a) 2 N2O(g) + O2(g) 4 NO(g) b) H2(g) + CO2(g) H2O(g) + CO(g) c) 4 HCl(g) + O2(g) 2 Cl2(g) + 2 H2O(g) d) 3 H2(g) + N2(g) 2 NH3(g) e) H2(g) + Cl2(g) 2HCl(g), Hess¡¯ law says that when we add reactions together we can also add the enthalpies.