classify the following reaction zn + 2hcl zncl2 + h2

ZnCl2 + H2 c.Ca + 2H2O ? What information do you get from the following chemical equation: Zn(s) + 2HCl (dil) â ZnCl2 (aq) + H2(g) asked Sep 17, 2018 in Chemistry by Arpita ( 71.7k points) language of chemistry 4 years ago. D. zinc chlorate and water Explanation: Balanced equations are where the number of elements of on one side equal the other side. 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. 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. 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 â ZnCl 2 + H 2 â¦ [1ÎH f (H2 (g)) + 1ÎH f (ZnCl2 (aq))] - [1ÎH f (Zn (s)) + 2ÎH f (HCl (aq))] [1(0) + 1(-488.2)] - [1(0) + 2(-167.15)] = -153.9 kJ-153.90 kJ (exothermic) Amount of hydrogen produced will be = 0.26 moles. a.Cu + 2AgNO3 ? What is the ideal gas law constant? H2ZnCl2 B. H2+Zn+Cl2 C. H2+ZnCl2 D. ZnCl2 Is the answer D? 4Al + 3O2 â 2Al2O3. How to solve: In the reaction Zn + 2HCl arrow ZnCl2 + H2, an excess of Zn is reacted with 300.0 g of HCl. Given Zn + 2HCl --> ZnCl2 + H2. In the chemical equation Zn + 2HCL ZnCl2 + H2, the reactants are A. zinc and hydrogen carbonate. 3Ca(OH)2 + 2H3PO4 â Ca3(PO4)2 + 6H2O . Answer Save. 6CO2 +6H2O -----> C6H12O6 + 6O2 c. 2NaHCO3 ----> Na2CO3 + H2O +CO2 d. Zn + 2HCl -----> ZnCl2 + H2 Use the following choices to classify each reaction given below (More than one choice may apply). CaO + CO2 -> CaCO3. Equation- Mg + 2HCl -> MgCl2 + H2 What volume of hydrogen at STP is produced from the reaction â¦ See the answer. What is the definition of single replacement ? for the reaction ZnO + 2HCl yields ZnCL2 + H2O, what is the maximum amount of ZnCl2 which could be formed from 17.24 grams of ZnO and 6.87 grams of HCl? 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) Answer: This problem has been solved! HTML Editore B I VA - A Provide the electron configuration for Cu HTML Editora BI U A - Î - â¦ C. zinc and hydrochloric acid. two ionic compounds undergo a double replacement reaction forming an insoluble solid (based on solubility rules) NaCl (aq) + Pb(NO3)2 (aq) --> Answer to: In the reaction Zn + 2HCl arrow ZnCl2 + H2, what mass of ZnCl2 is produced when 10 g of Zn is reacted? Show transcribed image text. To fully understand the processes, a net ionic reaction equation must be written! As all of the Zn reacts, the temperature of the 15,099 results Chemistry. Moles = mass / molar mass. There are three main steps for writing the net ionic equation for Zn + HCl = ZnCl2 + H2 (Zinc + Hydrochloric acid). 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). It is also a displacement reaction where 1 atom of Zinc displaces 2 H+ ions . Zn(s) + 2HCl(aq) H2(g) + ZnCl2(aq) decomposition single displacement neutralization .composition oxidation reduction double displacement combustion Zn+CuCl2 -> ZnCl2+Cu HCl+NaOH -> H2O+NaCl 2CO+O2 -> 2CO2 SO3+H2O -> H2SO4 . What are the units used for the ideal gas law? ... 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? Chemistry. For 1 mol Zn we need 2 moles HCl to produce 1 mol ZnCl2 and 1 mol H2. Group of answer choices 1.5 g 33.6 g 3.0 g 6.0 g The following reaction takes place when an electric current is passed through water. (A) M a g n e s i u m (a) + I o d i n e (g) â 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) â Z i n c c h l o r i d e (a q) + H y d r o g e n (g) 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. 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. ... Zn +2HCl ->ZnCl2 + H2. Answer to: Look at the chemical equation: Zn + 2HCl yields ZnCl2 + H2. How many grams of hydrogen gas are produced if 3.0 moles of HCl react completely? Step 4: Calculate limiting reactant. 200 s c. 3.45x10^-3 s d. 100 s e. 1.73x10^-3 s . 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 The reaction you sketched is already balanced one. Aq Words. Explanation: ... How is vsepr used to classify molecules? Classify each of the following as a redox reaction or a non-redox reaction. 7.0k views. Zinc metal reacts with dilute hydrochloric acid to produce zinc chloride solution and hydrogen gas. decomposition. Given the reaction: Zn(s) + 2HCl(aq) â 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 Cu(NO3)2 + 2AgCl Classify the following reaction: magnesium metal reacts with hydrochloric acid to form aqueous magnesium chloride and hydrogen gas. It is an example of a _____ reaction. Fe(NO3)2 + Cu e.CuCl2 + 2AgNO3 ? 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 Znâ¦ a. S8 +8O2 -----> 8SO2 + heat b. If the rate constant of the reaction is 3.45x10^-3 s-1, what is the half life of 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 â¦ How many mole of H2 will be produced if 0.500 grams of magnesium is reacted with 10.00mL of 2.0 M HCl? Zn + 2HCl --> ZnCl2 + H2. 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 Write the balanced chemical reaction for the following and identify the type of reaction in each case. A mixture of Mg metal and Zn metal react with excess dilute HCl. In this reaction what is the coefficient for calcium oxide? Consider the following reaction: Zn(s) + 2HCl(aq) â 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. What type of reaction is Zn + 2HCl > ZnCl2 + H2? Moles HCl = 50.0 grams / 36.46 g/mol. *Identify a double-replacement reaction from the following. steve_geo1. answer in units of grams. For eg, Na + Cl ---> NaCl (this is balanced because there's 1 Na in reactant and 1 in product, and same case for chlorine) 1. Favorite Answer. HCl is the limiting reactant. Ca(OH)2 + H2 d.Fe + Cu(NO3)2 ? a. Answer to: Zinc reacts with hydrochloric acid according to the following equation. step 3: Calculate moles. Chemistry. Lv 4. Identify the correct statement(s) in relation to the following reaction: Zn + 2HCl â ZnCl2 + H2 +1 vote . Zn + 2HCl â ZnCl2 + H2. 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? This is a metal/acid reaction if carried out in aqueous solution. 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. Relevance. Moles Zn = 50.0 grams / 65.38 g/mol. Moles HCl = 1.37 moles. 5 Answers. Zn. How does Charle's law relate to breathing? Moles Zn = 0.764 moles. (put this in words)? Expert â¦ Zn + 2HCl â ZnCl2 + H2 . 1 0. figeroa. Lv 7. 1 decade ago. chemistry. 1 Answer Phiri Apr 25, 2018 Single Replacement. Classify each of the following as a redox reaction or a non-redox reaction. 2Ag + Cu(NO3)2 b.Zn + 2HCl ? 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? 4.98x10^-3 s b. write a sentance describing the reaction Zn(s)+2HCl(aq)-->ZnCl2(aq)+H2(g). 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