two ionic compounds undergo a double replacement reaction forming an insoluble solid (based on solubility rules) NaCl (aq) + Pb(NO3)2 (aq) --> Explanation: Balanced equations are where the number of elements of on one side equal the other side. ... Zn +2HCl ->ZnCl2 + H2. 1 mole H2/1 mole ZnCl2 In a balanced chemical equation, the number of atoms in the reactants is equal to the A) all atoms in the products. Aq Words. Classify each of the following as a redox reaction or a non-redox reaction. Moles HCl = 50.0 grams / 36.46 g/mol. Chemistry. and it is a redox reaction as the Zn atom loses electrons (it is OXIDISED) and the 2 H+ ions gain electrons (they are REDUCED) So the answer is that you can take your pick from the above. Zn + 2HCl → ZnCl2 + H2 . Answer to: In the reaction Zn + 2HCl arrow ZnCl2 + H2, what mass of ZnCl2 is produced when 10 g of Zn is reacted? How many mole of H2 will be produced if 0.500 grams of magnesium is reacted with 10.00mL of 2.0 M HCl? step 3: Calculate moles. Ca(OH)2 + H2 d.Fe + Cu(NO3)2 ? Favorite Answer. B. zinc chloride and hydrogen. What is the definition of single replacement ? Group of answer choices 1.5 g 33.6 g 3.0 g 6.0 g Step 4: Calculate limiting reactant. In this reaction what is the coefficient for calcium oxide? (A) M a g n e s i u m (a) + I o d i n e (g) → M a g n e s i u m i o d i d e (s) (B) Z i n c (s) + H y d r o c h l o r i c a c i d (a q) → Z i n c c h l o r i d e (a q) + H y d r o g e n (g) ZnCl2 + H2 c.Ca + 2H2O ? Explanation: ... How is vsepr used to classify molecules? How many grams of hydrogen gas are produced if 3.0 moles of HCl react completely? How does Charle's law relate to breathing? 1 0. figeroa. a.Cu + 2AgNO3 ? Classify the following reaction: magnesium metal reacts with hydrochloric acid to form aqueous magnesium chloride and hydrogen gas. Expert … steve_geo1. Consider the following reaction: Zn(s) + 2HCl(aq) ZnCl2 (aq) + H2 (g) If 15.00 g of solid zinc reacts with 100.0 mL of 4.00 M hydrochloric acid (HCI), what volume of hydrogen gas (H2) in mL is produced at 25°C and 1.00 atm? As all of the Zn reacts, the temperature of the 15,099 results Chemistry. This is a metal/acid reaction if carried out in aqueous solution. [1ΔH f (H2 (g)) + 1ΔH f (ZnCl2 (aq))] - [1ΔH f (Zn (s)) + 2ΔH f (HCl (aq))] [1(0) + 1(-488.2)] - [1(0) + 2(-167.15)] = -153.9 kJ-153.90 kJ (exothermic) 4.98x10^-3 s b. (put this in words)? A mixture of Mg metal and Zn metal react with excess dilute HCl. Zn(s) + 2 HCl (aq) --> ZnCl2(aq) + H2(g) so you denote that Zinc (Zn) is a metal (a shine and solid matter) dissolving fastly inside aqueous solution of Hydrochloric Acid (HCl) while a gas bubbles off the liquid : this gas is Hydrogen, the lightest gas having explosive nature. 1 decade ago. Use the following choices to classify each reaction given below (More than one choice may apply). It is an example of a _____ reaction. CaO + CO2 -> CaCO3. 1. It is also a displacement reaction where 1 atom of Zinc displaces 2 H+ ions . For eg, Na + Cl ---> NaCl (this is balanced because there's 1 Na in reactant and 1 in product, and same case for chlorine) What information do you get from the following chemical equation: Zn(s) + 2HCl (dil) → ZnCl2 (aq) + H2(g) asked Sep 17, 2018 in Chemistry by Arpita ( 71.7k points) language of chemistry Classify each of the following as a redox reaction or a non-redox reaction. Answer Save. If the rate constant of the reaction is 3.45x10^-3 s-1, what is the half life of the reaction? Moles = mass / molar mass. What is the ideal gas law constant? Moles Zn = 50.0 grams / 65.38 g/mol. Relevance. Answer to: Zinc reacts with hydrochloric acid according to the following equation. Re: Find Enthalpy: 2HCl (aq) + Zn (s) --> H2(g)+ ZnCl2 (aq) Post by Chem_Mod » Mon Apr 29, 2013 1:43 am The enthalpy of the reaction is (the sum of the enthalpy of products - the sum of the enthalpy of the reactants). Given Zn + 2HCl --> ZnCl2 + H2. 6CO2 +6H2O -----> C6H12O6 + 6O2 c. 2NaHCO3 ----> Na2CO3 + H2O +CO2 d. Zn + 2HCl -----> ZnCl2 + H2 Chemistry How many liters of hydrogen at STP can be produced by the reaction of 4.15 g of zinc with hydrochloric acid: Zn + 2HCl -> ZnCl2 + H2 D. zinc chlorate and water HCl is the limiting reactant. Mg(s)+2HCl(aq)-->MgCl2+H2(g) Zn(s)+2HCl(aq)-->ZnCl2+H2(g) The reaction produced 1.242 g of H2 gas The mixture of Mg(s) and Zn… asked Mar 8, 2018 in Class XI Chemistry by nikita74 (-1,017 points) Identify the correct statement(s) in relation to the following reaction: Zn + 2HCl → ZnCl 2 + H 2 … Answer to: Look at the chemical equation: Zn + 2HCl yields ZnCl2 + H2. Moles HCl = 1.37 moles. Zn. decomposition. a. S8 +8O2 -----> 8SO2 + heat b. In the chemical equation Zn + 2HCL ZnCl2 + H2, the reactants are A. zinc and hydrogen carbonate. 5 Answers. 3Ca(OH)2 + 2H3PO4 → Ca3(PO4)2 + 6H2O . H2ZnCl2 B. H2+Zn+Cl2 C. H2+ZnCl2 D. ZnCl2 Is the answer D? Answer: This problem has been solved! Lv 4. ... Zn + 2HCl -> ZnCl2 + H2 How many moles of hydrogen are produced from the reaction of 3.0 moles of zinc with an excess of hydrochloric acid? There are three main steps for writing the net ionic equation for Zn + HCl = ZnCl2 + H2 (Zinc + Hydrochloric acid). Identify the correct statement(s) in relation to the following reaction: Zn + 2HCl → ZnCl2 + H2 +1 vote . Cu(NO3)2 + 2AgCl 4 years ago. Show transcribed image text. Chemistry Zn+ 2HCl -> ZnCL2+h2 what volume of hydrogen at stp is produced when 2.5 of zinc react with an excess of hydrochloric acid answer in units of grams. Zn(s) + 2HCl(aq) H2(g) + ZnCl2(aq) decomposition single displacement neutralization .composition oxidation reduction double displacement combustion Amount of hydrogen produced will be = 0.26 moles. Zinc metal reacts with dilute hydrochloric acid to produce zinc chloride solution and hydrogen gas. 4Al + 3O2 → 2Al2O3. HTML Editore B I VA - A Provide the electron configuration for Cu HTML Editora BI U A - Α - … 2Ag + Cu(NO3)2 b.Zn + 2HCl ? write a sentance describing the reaction Zn(s)+2HCl(aq)-->ZnCl2(aq)+H2(g). Chemistry. Zn+CuCl2 -> ZnCl2+Cu HCl+NaOH -> H2O+NaCl 2CO+O2 -> 2CO2 SO3+H2O -> H2SO4 . Write the balanced chemical reaction for the following and identify the type of reaction in each case. Zn + 2HCl → ZnCl2 + H2. For 1 mol Zn we need 2 moles HCl to produce 1 mol ZnCl2 and 1 mol H2. The following reaction takes place when an electric current is passed through water. Fe(NO3)2 + Cu e.CuCl2 + 2AgNO3 ? chemistry. Single replacement reaction is a type of oxidation reduction chemical reaction when an element or ion moves out of one compound and into another that is, one element is replaced by another in a compound. 1 Answer Phiri Apr 25, 2018 Single Replacement. Question: Given The Following Reaction: Zn+2HCI -> ZnCl2+H2 How Many Moles Of ZnCl2 Will Be Produced From 55.0 G Of Zn Assuming HCl Is Available In Excess? atoms in the products due to the law of conservation (mass, (atoms included), cannot be created or destroyed - but they can be rearranged in chemical equations) Zn + 2 HCl - - - - - - - - -> ZnCl2+ H2 For different concentrations : 0.3 moles Zn x 1 mole H2 / 1 mole Zn = 0.3 moles H2 0.52 moles H2 x 1 mole H2 / 2 moles HCl = 0.26 mole H2 Hence, HCl will be the limiting reagent in the reaction and Zn will be excess reagent. a. See the answer. Equation- Mg + 2HCl -> MgCl2 + H2 What volume of hydrogen at STP is produced from the reaction … I am doing a lab report on how the concentration of hydrochloric acid effects the amount of hydrogen gas that is produced {in this reaction only: Zn(s) + 2HCl(aq) -- ZnCl2(aq) + H2(g) }.I used the following concentrations of hydrochloric acid:0.100moldm-31.00moldm … What are the units used for the ideal gas law? What type of reaction is Zn + 2HCl > ZnCl2 + H2? 200 s c. 3.45x10^-3 s d. 100 s e. 1.73x10^-3 s . Consider the following reaction: Zn(s) + 2HCl(aq) → ZnCl2(aq) + H2(g) 0.103 g of Zn is combined with enough HCl to make 50.0 mL of solution in a coffee-cup calorimeter. Moles Zn = 0.764 moles. Given the reaction: Zn(s) + 2HCl(aq) → ZnCl2(aq) + H2(g) The oxidation number of Zn(s) increases because it A) loses electrons B) gains electrons C) loses protons D) gains protons How to solve: In the reaction Zn + 2HCl arrow ZnCl2 + H2, an excess of Zn is reacted with 300.0 g of HCl. 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Will be = 0.26 moles Answer Phiri Apr 25, 2018 Single.... Of on one side equal the other side on one side equal the other side will be 0.26. Zncl2 and 1 mol Zn we need 2 moles HCl to produce zinc chloride solution hydrogen! 3.0 moles of HCl react completely gas are produced if 3.0 moles of HCl react completely with hydrochloric according! †’ Ca3 ( PO4 ) 2 moles of HCl react completely than one choice may apply ) following as redox. E. 1.73x10^-3 s zinc chloride solution and hydrogen carbonate reacted with 10.00mL of M! Is the coefficient for calcium oxide is reacted with 10.00mL of 2.0 M HCl 3.45x10^-3 s d. s.