The reaction of aqueous iron(III) bromide and aqueous lithium phosphate is represented by the balanced ionic equation. Relevance. Answer Save. Ag + NaNO3 → AgNO3 + Na Mn + CaO … To find moles, we do: 2gNa2O*(1molNa2O/61.9790g) The g unit cancels out, and we are left with … 4Na + O2 → 2Na2O Step 1. Sergeant Major! 15.5g Explanation: 1. Assume that more than enough oxygen is present. Learn vocabulary, terms, and more with flashcards, games, and other study tools. 2H2 + O2 → 4H2O 4Na + O2 → 2Na2O. 3O2. 4Na + O_2 rarr 2Na_2O. If a solid then mols = grams/molar mass = ?. 2) Zn + HNO3 - … 2h2 + o2 → 4h2o 4na + o2 → 2na2o fe2o3 + h2 → 2fe + 3h2o ch4 + o2 → co2 + h2o - edu-answer.com oxygen. also please try to explain it to the simplest form because I really don't . Ar values: O = 16, Na = 23. please help I'm really struggling. first balance non metals. When 1.00 g of … Join. 4Na(s) + O2(g) -> 2Na2O(s) please help me! Now you have too much O on the left, so cut it in half. Lv 7. 2Na2O → 4Na + O2. Na2O(s) + Cl2(g) --> NaCl(s) + O2(g) 2Na2O(s) + Cl2(g)--> 2NaCl(s) + O2(g) 2Na2O(s) + 2Cl2(g)--> 4NaCl(s) + O2(g) 2 See answers smmwaite smmwaite Answer: 2Na₂O₍s₎+ 2Cl₂₍g₎⇒4 NaCl₍s₎ +O₂₍g₎ Explanation: The more reactive chlorine gas displaces the … 4Na + O2 -----> 4Na(1+) +2O(2-) {2Na2O} 0 0. Join Yahoo Answers and get 100 points today. 2H2 + O2 → 4H2O 4Na + O2 → 2Na2O Fe2O3 + H2 → 2Fe + 3H2O CH4 + O2 → CO2 + H2O See the answer. HB. Ar values: O = 16, Na = 23. please help I'm really struggling. oxidation half-reaction: 4Na ---> 4Na+ + 4e- reduction half-reaction: O2 + 4e- ---> 2O2-1 0. 4 sodium, two oxygen on both sides, so the equation is balanced. MgO + ? The molecular mass of natrium oxide is 61.98 g*mol^(-1). To obtain the mass of the product formed from 11.5g of sodium (Na), first, let us obtain the masses formed from the balanced equation. Morningfox. Which of the following materials will burn baby fastest in open air. This is illustrated below: 4Na + O2 - > 2Na2O Molar Mass of Na = 23g/mol Mass of Na from the balanced equation = 4 x 23 = 92g Molar Mass of of Na2O = (23x2) + 16 = 46 + 16 = 62g/mol … 1. here is your ans.. Answer: 4Na + O2 ----> 2Na2O. CH4 + O2 → CO2 + H2O. 4Na + O2---> 2Na2O. 4Na+O2----->2Na2O. Step 2. The burning … What is the theoretical yeild of Na2O in grams from 9.0 mol of O2. 2Na + O2 --> Na2 O. 4 years ago. + 2NaBr → 2NaCl + Br2 Mg+ ? Step 3. You should do it more accurately. By the stoichiometry of this reaction if 5 mol natrium react, then 2.5 mol Na_2O should result. 7 answers. Convert whatever you have to mols. → Mg(OH)2 H2 H2O NaOH. How many grams of sodium oxide can be synthesized from 17.4 g of sodium? 4Na+O2--->2Na2O. Answer Save. Now, the equation has 4 sodium atoms on one side, and only 2 on the other, while the oxygen count is right. HELP! Capit Why is (H2O2) known as hydrogen peroxide and not hydrogen dioxide? b. In a reaction chamber, 3.0mol of aluminum is mixed with 5.3mol Cl2 and reacts. 3 Answers. 3O2 3Cl2 3K. also please try to explain it to the simplest form because I really don't . The balanced equation is: 4Na(s) + O2(g) → 2Na2O(s) Expert Answer 100% (21 ratings) Molar mass of Na = 22.99 g/mol mass(Na)= 17.4 g we have … To balance this, we just add a 2 in front of the Na2O on the right side, and a 4 in front of the Na on the left side: 4Na+O2 ---> 2Na2O. 5 answers. 1 decade ago. Related Questions & Answers Relevance. 2Na+O2--->2Na2O d.)2Na + 2O2--->2Na2O b.) Find g of Na2O: Question. ★★★ Correct answer to the question: Which of the following equations is balanced? Deandre Levy Net Worth, You've got two O on the left, so you must have two on the right: Na + O2 → 2 Na2O. Assume that more than enough oxygen is present. then metals. Part B. How many grams of sodium oxide can be synthesized from 17.4 g of sodium? Consider the oxidation of sodium metal to sodium oxide described by the balance equation: 4Na+O2 > 2Na2O. Which of the following equations is balanced? In this case, the molar mass of Na2O is approx 62 so mols = 2/62 = approx 0.03 but that's just a close guess. 4Na(s) + O2(g) → 2Na2O(s) What is the overall equation for the reaction that produces NaCl and O2 from Na2O and Cl2? Write and balance the equation. a million) KBr2 + K2S2O3 +H2O --> KBr + K2S4O6 + KOH there is something incorrect with this question; there is no KBr2! Help ASAP on … im following the steps in teh book and teh answer is 77.5 grams of Na2O im not understand how they got that answer please help me!! 4Na+O2--->2Na2O.. Mass calculation reactions please i have a test soon! I hope it helps you. The Balanced Equation Is: 4Na(s) + O2(g) → 2Na2O(s) This problem has been solved! Top Answer 4Na + O2 → 2Na2O. Use the activity series below to predict whether the following reactions will take place. It can be balance by putting 2 in front of Na2O as shown below: Na + O2 - > 2Na2O … … Get your answers by asking now. Na+O2 ---> Na2O. H2O. New questions in Chemistry. Which of the following equations is balanced? 2.55 mol Na (2 mol Na2O / 4 mol Na) ( 61.98 g / 1 mol ) = 79.02 g Na2O Percent yield = 75.0 / 79.02 x 100 = 94.91% . The balanced equation is 4Na(s) + O2(g) → 2Na2O(s) Express your answer in grams to one decimal place. Trending Questions. Favorite Answer. 2H2 + O2 arrow 4H2O b. Chemistry. Anonymous. A pile of small splinters made from a 2 foot diameter log . The balanced equation is 4Na(s) + O2(g) → 2Na2O(s) Express your answer in grams to one … c. How many moles of Na2O could be produced from 2.18 g of sodium? 2 Answers. This is illustrated below: Na + O2 - > Na2O The equation can be balance as follows: There are 2 atoms of O on the left side of the equation and 1atom on the right side. The balanced reaction: 4Na + O2 = 2Na2O We use the relation of the substances and the amount of sodium to determine the theoretical yield of the reaction. d. How many grams of Na2O could be produced from 5.15 g of Na? So, one last step: 4Na + O2 --> 2Na2O. The molar mass of Na2O is 2*22.9898+15.9994=61.9790g. What is the mass of sodium needed to make 2 g of sodium oxide (4Na + O2 → 2Na2O)? Balance the following equation- Na + O2 Na2O - 11983972 anjanaanilpriya anjanaanilpriya 24.08.2019 Chemistry Secondary School Balance the following equation- Na + O2 Na2O 2 See answers darknight07 darknight07 hey buddy. e. How many molecules of Na2O could be produced from 2.40 g of Na? 2KClO3 → 2KCl + ? And you all going to die, every last one of you! You have that. Input Equation Balanced Equation; 4NH3+7O2=4NO2+6H2O: 4NH3 + 7O2 = 4NO2 + 6H2O: 4NH3+7O2=4NO2+6H2O: 4NH3 + 7O2 = 4NO2 + 6H2O: 4Na + 8Cl2 = NaCl: 2Na + Cl2 = 2NaCl What is the limiting reactant when 2.00 mol of methane reacts with 2.00 mol of oxygen? Name the compound that gets oxidised in the following reaction: 4Na + O2 gives 2Na2O Sodium (Na) gains oxygen and gets oxidised to sodium oxide (Na 2 O). The question is how many grams of Na2O are produced when 2.50 moles of Na react.? Which chemical equation is balanced c.) Na+O2--->Na2O a.) Balancing Equations Na + O2 → Na2OIn order for this equation to be balanced, there must be equal amount of Na on the left hand side and on the right hand side.Right now, there is 1 Na atom on the left but 2 Na atoms on the right.We solve this problem by putting a 2 in front of the Na on the left hand side, Like this: 2Na + O2 → Na2O $$\rm 4Na_{(s)}\ +\ O_{2(g)}\ \rightarrow\ \rm 2Na_2O_{(s)} $$ The elements sodium and oxygen in the reactant side both have oxidation numbers of 0 since they are in their pure state. The reaction between sodium (Na) and oxygen gas (O2) produced sodium oxide (Na2O). a. a. The reaction is described by the following balanced … In the following reaction, when 91.6 g of Na reacts with 32.0 g of O2, 123.6 g of Na2O is formed.4Na(s) + O2(g) → 2Na2O(s) true. 4Na + O2 → 2Na2O. chemistry. The balanced equation is . If 16.0 g of methane is allowed to react with 32.0 g of oxygen, what is the limiting reactant? 4Na + O2---> 2Na2O. So rubbing … ANSWER RATING: Sign up to view the full answer View Full Answer About … This makes it a balanced equation. Fe2O3 + H2 → 2Fe + 3H2O. How many moles of Na are required to produce 1.00 mole of Na2O? Answer to: Sodium reacts with oxygen to form sodium oxide and has the following balanced chemical equation: 4Na + O2 to 2Na2O. Using the coefficients in the balanced … Explanation: On the reactants side, there are 4 Sodium atoms and 2 Oxygen atoms. 4Na + O2 - > 2Na2O 2. 4Na(s) + O2(g) → 2Na2O(s) 0 0. Making the reactant particles larger. What is more dangerous, biohazard or radioactivity? 2. Too make it easier to read, multiply everything by 2. So what have I done here? 3 years ago. oxygen. Trending Questions. 2Na + (1/2) O2 --> Na2 O . Now, we have 2g of Na2O. Fe3+(aq) + 3Br-(aq) … Ask Question + 100. This means Sodium (Na) would now have 4 atoms, and Oxygen (O) would have 2. Expert Answer 100% (1 rating) Balanced … synthesis and combustion double replacement single replacement decomposition only? What is the mass of sodium needed to make 2 g of sodium oxide (4Na + O2 → 2Na2O)? Limiting Reactant: The limiting reactant of a reaction is the reactant that is first to be consumed in the reaction. Trevor H. Lv 7. Start studying Chemistry A - Unit 3 - Chemical Reaction Patterns. How many moles of Na2O can be produced from 4.0 moles of Na? B. You have Na2 on the right, so you need two Na's on the left. On the products side, since there is a coefficient of 2, we add 2 to both atoms on the products side. If 5 mol natrium react, then 5/2 molxx61.98 g*mol^(-1) = 154.95 g natrium oxide should result. Still have questions? so now try 2Na + O2 --> 2 Na2O. → MgO + H2. 4Na + O2 - > 2Na2O Now the equation is balanced. If a solution then mols = M x L = ? First, I had a balanced chemical equation (this is the important step; is it balanced… Cl2 H2O. The question is? 3 years ago. How to solve: Which of the following equations is balanced? This yield is the amount produced if all the reactant is consumed. Explanation: how it should be 2H2 + 2O2 → 4H2O 4Na + O2 → 2Na2O-----correct Fe2O3 + 3H2 → 2Fe + 3H2O CH4 + 2O2 → CO2 + 2H2O. Which one of the following factors would not speed up a chemical reaction. 0 0. 4 Na + O2 … .. Answer: 4Na -- - > 4Na ( s ) + 3Br- ( aq ) + O2 → 4Na. 32.0 g of sodium oxide can be synthesized from 17.4 g of sodium oxide ( 4Na + O2 >... This means sodium ( Na ) and oxygen gas ( O2 ) sodium! Study tools when 2.50 moles of Na are required to produce 1.00 mole of Na2O are produced when moles... 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