2) 4K NO3 w >> 2620155 + 2 N2 +502) 4K NO3-5) 2K2 Ocs) + 2N2 +5026) c. how many as a by g of product O2 would be created a how many g of N2 ?
1.) Enter your answer in the provided box Calculate the mass % of O in barium periodate ? % O 2.) Be sure to answer all parts. Write a balanced equation for the following by inserting the correct coefficients. If the coefficient equals 1, add "1" in the provided box. ??? CaSiO3(s) + ???? HF(g) → ??? CaF2(s) + ??? SiF4(g) + ???H2O(l) 3.) Be sure to answer all parts. Potassium nitrate decomposes on heating, producing potassium oxide and gaseous...
3. At a given temperature, the solubilities of several salts are as given Ba(NO3)2: S = 87.0 g/L BaCl2: S = 370 g/L KCI: S = 347 g/L KNO3: S = 350 g/L a. A saturated solution of Ba(NO3)2 is prepared and solid KCl is added until a new precipitate appears. What is the precipitate? b. How much KCl must be added to cause the precipitate?
1. A 75.0-mL sample of 0.200 M Lead(II) nitrate, Pb(NO3)2, is reacted with 75.0 mL of 0.450 M KI solution and the following precipitation reaction occurs. Pb(NO3)2(aq) + 2KI(aq) → PbI2(s) + 2KNO3(aq) (a) Determine the limiting reactant. (b) How many grams of PbI2 will be formed if the yield is 100%? (c) What is the percent yield if 6.45 g of PbI2 were obtained? (2) K2Cr2O7(aq) + FeCl2(aq) → CrCl3(aq) + Fe(NO3)3(aq) (a) Determine the net ionic reactions and...
4. 2 Cu₂O(s) + 2Ccs) 4 Cuess + 2 CO (g) a.) 500.0g of Cuzo will of Cucs)? produce how many g b) How much c must be added with 500.0g Cuzo? to fully react c.) How many molecules as a result of co will be produced
Excess NaHCO3(s) is added to 535 mL of Cu(NO3)2(aq) 0.240 M for the reaction Cu(NO3)2(aq)+2NaHCO3(s)→CuCO3(s)+2NaNO3(aq)+H2O(l)+CO2(g). a)How many grams of NaHCO3(s) the will be consumed? b)How many grams of CuCO3(s) will be produced?
1,2,&3 please Question 1 1/3 pts N2(g) + 3H2 (8) --> 2NH3(g) If we have 4.23 L of Hy how many L of NH3 can we make? 2.82 LNH3 If we have 2.57 L of Ny at how many L of H2 do we need to react? 7.56 H2 How many grams of H is that at STP? 0.6745 gH2 Answer 1: 2.82 Answer 2: 7.56 Answer 3: 0.6745 ct Question 2 0/3 pts rrect Question 2 0/3 pts 2...
Select the Redox Reactions: A) Mg + 2H+--> Mg2+ +H2(g) B) K2CO3(aq) + Sr(NO3)2(aq)--> SrCO3(s) + 2KNO3(aq) C) 2OH- + 2ClO-2 --> ClO2- + ClO3- + H2O D) H+ + OH- --> H2O E) KSCN (aq) + Fe(NO3)3(aq) --> FeSCN2+(aq) + KNO3 (aq) + 2NO3- (aq) F) AgCl(s) +2NH3(aq) --> Ag(NH3)2+ (aq) +Cl- (aq)
2) 4NH3(g) + 302(g) + 6H2O(l) + 2N2(g) (a) 2 moles of NH, and 3 moles of Oz will produce ? moles Nz? (b) 5.0 g of NH, and 5.0 g of Oz will produce ? g of H2O? How many H2O molecules? 3) A mixture of 80.0 g of chromium (VI) oxide, Cr2Os, and 8.00 g of solid carbon, C, is used to produce elemental chromium, Cr, by the reaction below Cr2O3(aq) + 3C (s) → 2Cr (s) +...
A. Classify each of the following reactions as decomposition, combination, combustion, 2CH3OH(l)+3O2(g)→2CO2(g)+4H2O(g) 2KClO3(s)→2KCl(s)+3O2(g) S(s)+3F2(g)→SF6(g) CaO(s)+H2O(l)→Ca(OH)2(aq) 2Cu(NO3)2(s)→2CuO(s)+4NO2(g)+O2(g) B. Solid aluminum metal and diatomic chlorine gas react spontaneously to form a solid product. Give the balanced chemical equation (including phases) that describes this reaction. Indicate the phases using abbreviation (s), (l), or (g) for solid, liquid, or gas, respectively. Express your answer as a chemical equation. C. When heated, solid copper(II) carbonate decomposes to solid copper(II) oxide and carbon dioxide gas. Give...