Q: What volume (in ml) of 0.829 M Ca3(PO4)2 required to provide 0.0186 moles of Ca2+ ions?
A: Given data concentration of Ca3(PO4)2=0.829M Moles of Ca+2= 0.0186 Volume of Ca3(PO4)2=?
Q: A powder contains FeSO, 7H,O (molar mass = 278.01 g/mol), among other components. A 3.725 g sample…
A: Given information: Mass of sample = 3.725 g Mass of Fe2O3 = 0.251 g Molar mass of FeSO4.7H2O =…
Q: The phosphorus in a 0.2222-g sample was precipitated as the slightly soluble (NH4)3PO4 • 12Mo O3.…
A: P2O5 = 2 (NH4)3PO4 • 12Mo O3 = 24 PbMoO4 Moles of PbMoO4 are, Moles = mass ÷ molar mass Moles =…
Q: A 1.6394-g sample of limestone taken from Sinuhutan Cave in Brgy. Onop, Miagao was analyzed for Fe,…
A: ib
Q: vvnicn of the following reactions is a syntnesis reacTioN: O a. Li 2 0 + H 20 - 2 LIOH O b. 2KCIO3 -…
A:
Q: 19. What volume of 0.246 M HNO3 solution os reqiored tp react completely with 38.6 mL of 0.0515 M…
A: Concentration of HNO3 = 0.246 M Concentration of Ba(OH)2 = 0.0515 M Volume of Ba(OH)2 = 38.6 mL
Q: 4) HNO3 + Mn(OH)2 > - - Туре: 5) AgNO2 + BasO4 > - Туре: 6) HCN + CusO, >
A: Note: According to our guidelines we are supposed to answer only first three subpart. Kindly repost…
Q: When aqueous solutions of K₂SO4 and CrCl3 NiBr2 and AgNO3 Li₂CO3 and Csl O Nal and KBr O KOH and…
A: In a double displacement reaction if one of the product is soluble and another is insoluble then…
Q: (а) (b) NaN3 KCN ? H20 ? HOCH,CH,OH (с) (d) HCN 1. LIAIH4 ? HOCH,CH,OH ? 2. Н,о°
A:
Q: 4. What mass of AgI can be produced from a 0.512-g sample that assays 20.1% AlI,?
A: Balanced equation could be written as All3 + 3Ag+ --> 3 Agl + Al3+ As shown in the equation, one…
Q: tilanes, Cll, is a spe ihai iKSCin in fnita. Ii is sla: kratwn "lad agur berDE i is ieune in bl:ad…
A: Molality (m): Molality is the number of moles of solute present in one kilogram of solvent.
Q: The phosphorus in a 0.3724 g sample was precipitated as the slightly soluble (NH,);PO,.12M0O3. this…
A: Given: Mass of PbMoO4 produced = 2.7346 g And mass of phosphorous sample used (with P4O10 in it) =…
Q: The KCIO3 in a 0.1862 g sample of an explosive was determined by the reaction with 50.00 mL of…
A: The balanced equation for the back titration of Fe2+(aq) with Ce4+(aq) is: Fe2+(aq) + Ce4+(aq) →…
Q: Phosphoric acid can be prepared from phosphorus triiodide according to the reaction:…
A: Given reaction, Pl3 (s) + H2O(l) -> H3PO4(aq) + HI(g)
Q: LI3OCI (a solid electrolyte in lithium ion batteries) can be prepared as shown below. LICI 2 LİOH…
A: The amount of a product formed in a chemical reaction is determined by the limiting reagent. The…
Q: Q2 :- Calculate the percentage of p in the sample of a 0.703 g weight, produced 0.223 g of Mg.P:O7…
A:
Q: To exomine the reock nrote of tem pero tu mn0,+ Ca0 → 2+ CO2 An experiment is corried Out in which…
A: a.) Arrhenius equation: The equation that relates the rate constant of a reaction with the…
Q: b) Excessive phosphate levels in water systéms may contribute to several environmental problems such…
A: "Since you have asked multiple question, we will solve the first question for you. If youwant any…
Q: 13) NaOH, Br excess NH,
A: The following Reaction is Hoffman bromide Reaction in which we have to convert the Amide group into…
Q: 1. Diborane, B,Ho, can be produced by the following reaction: NaBH4ag) + HySO4lag) → H2 + Na,SO4(ay)…
A:
Q: A chemist dissolves a 1.497-g sample of a type of metal (an alloy of Sn, Pb, Sb, and Cu) in nitric…
A: Yield is defined as the amount produced during a reaction. It means that yteld is nothing but the…
Q: 1. H2SO4. The resulting solution contained excess acid and required 15.85 mL of 0.09850 M NaOH for…
A: The balanced equations are CaCO3 + H2SO4 ----------> CaSO4 + CO2 + H2O H2SO4 + 2 NaOH…
Q: A sample of fuming suifuric acid containing only SOs and sulfuric acid weighs 1.400 grams and…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: The mass percent of Cl in a seawater sample is determined by titrating 25.00 mL of seawater with…
A: Number of moles of AgNO3 required , n = Molarity x volume in L…
Q: Phosphoric acid can be prepared from phosphorus triiodide according to the reaction: Pl3 (s) +…
A:
Q: A 12.63 g sample of calcium ore was dissolved in HCI and gravimetrically analyzed, through the…
A: Answer: These question are based on the stoichiometric calculation, where by calculation the moles…
Q: Q2- A) Calculate the number of moles in 200 grams of sodium tungstate (Na,WO) ? B) Calculate the…
A: A Given that: mass of Na2WO4 = 200g Molar mass of Na2WO4 = 293.82 g/mol Find the number of moles,…
Q: If 100.0 mL of 0.271 M Na, SO, are added to 100.0 mL of 0.905 M Pb(NO3),, how many grams of PbSO,…
A:
Q: 43. In the preparation of Rochelle salt (MW = 282.83 g/mol), 7.2 grams of monohydrated Sodium…
A: Given data: The mass of monohydrated sodium carbonate is 7.2 g. The molecular weight of…
Q: An iron ore was anulyzed by dissolving a 1.1324-g sample in concentrated HCI. The resulting solution…
A:
Q: Li 1. Bu,SnCl 2. Br Pd(PPh,),
A: Reaction :
Q: A sample of fuming sulfuric acid containing only SOs and sulfuric acid weighs 1.400 grams and…
A: Given: Mass of mixture = 1.400 g. Concentration of NaOH = 0.850 N = 0.850 M…
Q: 2.81grams of aluminum foil is mixed with 105.0 mL of 2.00 M CuSO4solution. The reaction is 2Al(s) +…
A: According to guidelines i can answer only 1st three sub parts
Q: A 1.3685-g a chloride-containing sample was analyzed by precipitating 0.4713 grams of AgCl (MW =…
A: Mass of sample = 1.3685 gram Precipitation = 0.4713 gram To find = mass percentage of chloride
Q: A 1.0347-g a chloride-containing sample was analyzed by precipitating 0.6244 grams of AgCl (MW =…
A: First of all we have to calculate molar mass of the sample by balancing the equivalents.
Q: F25gof a 23% by mass magnesium chloride (MW= 95.21 g/mole) solution is reacted with 125.0 mL da125M…
A: Here the problem is solved by mole ratio and the concept of limiting reagent. First it is determined…
Q: If 100.0 mL of 0.351 M Na, SO, are added to 100.0 mL of 0.905 M Pb(N0,),, how many grams of PbS0,…
A: Given, question belong to the Limiting reagent. The limiting reagent (or limiting reactant or…
Q: We prepare 250 ml. of a solution S of iron sulfate (Fes,) of 0.1mol.I,I concentration, using the…
A: Welcome to bartleby !
Q: NacIO3 NaCl + O2 ---> When you complete and balance the specific equation, give the following…
A: Chemical reaction can written equation form In chemical equation left side reactants , right…
Q: Does PbCl2 and Agl not form a PbI2(s) precipitate? It is also a double replacement reaction right?
A:
Q: 4) + ? ? H20 HO,
A: Alkyl magnesium halide ( R-Mg-X ) is called Grignard reagent. Ketones reacts with Grignard reagent…
Q: CzH6 CI pO, log) NAOHG)-> GHy(g)+ NaCI Cag)+ H,POu 9. 26 added 33.0q soled NaOtH 40.00 L Of to 0.017…
A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…
Q: Consider a 1.00 g sample containing 75% potassium sulfate (MW=174.25 g/mol) and 25% MSO4. The…
A: The molar masses are - K2SO4=174.26 g/molBaSO4=233.4 g/mol
Q: A sample of fuming suifuric acid containing only SO. and sulfuric acid weighs 1.400 grams and…
A: Given: Mass of mixture = 1.400 g. Concentration of NaOH = 0.850 N = 0.850 M…
Q: a) PhMgBr b) CHgNa• BeCl, c) CH CH BCI,
A: organic reactions
Q: 0 Cals) + NAC lag) – O White the balanced molecular chemical equation for the reachion f Solid…
A: 1. Ca(s) + NaCl(aq) →no reaction
Q: lumo UI 1 Tal1I O4 4 die neeueu to react vwith 43.74 mL of 0.285 M NAOH? NaH,PO4(s) + 2NaOH(aq) →…
A: Given molarity of KOH (M1) = 0.1180 M volume of KOH (V1) = 25.98 ml Volume of CH3COOH (V2) = 52.50…
Q: A powder contains FeSO, -7H,O (molar mass=278.01 g/mol), among other components. A 2.595 g sample of…
A:
write the products of compound y
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- Provided the following information determine Δ?ΔHformation of C2H6(g). C(graphite) + O2(g) ⟶⟶ CO2(g) Δ?=−393.5??ΔH=−393.5kJ H2(g) + 1212O2(g) ⟶⟶ H2O(l) Δ?=−285.8??ΔH=−285.8kJ C2H6(g) + 7272O2(g) ⟶⟶ 2CO2(g) + 3H2O(l) Δ?=−1560.7??Show all steps leading to the final answer po. Here’s a pdf file in accordance with the topic po: https://drive.google.com/file/d/1_FnDtXCrFKSol3RNWIG_9tNQ7IxgxD6t/view?usp=drivesdk( do 5 with explanation
- Calculate the amount of phycocyanin in Sample 1 in mg where A620=0.211 and A650=0.086, taking into account the dilution factor as per question 6 (100ul), and the total volume of extract as per question 4 (140ml) . Note your answer to 2 decimal placesWhy is it important that the pressure is very low in EI-MS but much higher in CI-MS?In the synthesis of hydrocarbons, the carbon source is carbon dioxide. Although the CO2 concentra?on in the atmosphere raises at a drama?c speed, point sources are probably the easier sources for a PtX process. Iden?fy 3 possible point sources, explain why CO2 is formed and what challenges each of the three CO2 streams presents
- An aqueous solution of sucrose (C12H22O11) is prepared by dissolving 7.4045 g in sufficient deionized water to form a 100.00 mL solution. Calculate the molarity of the solution. Do you mind showing work? I would assume that (given) gram weight (times moles present/divided by mole(s) of compound) then divided - again by compound weight will give a percentage, then divded by the .....that's where I'm a little lost. thanksPlease complete the dataWhat is ΔHsys for a reaction at 51.4 °C with ΔSsurr = 749 J mol-1 K-1 ? Express your answer in kJ mol-1 to at least two significant figures.