Concept explainers
Interpretation:
The elemental gases that is not written as diatomic molecule when writing a chemical equation has to be chosen from the given options.
Concept Introduction:
Statement that uses chemical symbols and formulas instead of words in order to describe the changes that takes place in a
- Correct formulas of the reactants are written in left side of chemical equation.
- Correct formulas of products are written in right side of chemical equation.
- An arrow is placed between reactants and products which point towards the products.
- If two or more substances are present in reactant and product, plus sign is used to separate them.
Balanced chemical equation is the one that has equal number of atoms of each element that is involved in the chemical reaction on both sides of the chemical equation. An unbalanced chemical equation can be balanced by adding coefficients to the equation. It is a number that is placed in left side of the chemical formula so that it changes the amount only and not the identity.
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Chapter 6 Solutions
General, Organic, and Biological Chemistry
- Describe in detail how you determined the identity of your unknown cation. State observations for reaction of your unknown with EACH of sulfate, carbonate, oxalate and iodate. Compare these results to the known cations. Which specific cation result matches yours, and state the observations for that cation?arrow_forwardPractice Problem: 1. In an experiment, 11 moles of ammonia NH3 reacts with 9.6 moles of oxygen 0, following the reaction: NH; + 02 → N2 + H,0. A. Show the balanced chemical equation. B. Which is the limiting reactant in the chemical equation? C. How many moles of water molecules are produced? D. How much excess reactant is left over? E. What is the percentage error if the actual yield of H,0 is 15.5 mol?arrow_forwardAcetylene is the substance burned in oxy-acetylene torches. Write a balanced equation for the complete oxidation reaction that occurs when acetylene (C,H,) burns in air. Use the smallest possible integer coefficients. Submit Answer Try Another Version 10 item attempts remaining Previous Nextarrow_forward
- Which of the following statements is true for all balanced equations? * The total number of compounds on each side must be equal. The sum of the subscripts on each side must be equal. The sum of the coefficients on each side must be equal. O No correct response.arrow_forwardQuestion 16 Listen Balance the following equation (lowest whole number coefficients required) write 1 for one. H2 SO4 + Al(OH)3Al2(SO4)3 + H₂Oarrow_forwardCurrent Attempt in Progress Prince's metal, a form of brass which looks like gold, is a mixture of copper and zinc. Prince's metal is 75% copper and 25% zinc by mass. What is the mole ratio of these metals in Prince's metal? mol Cu/mol Znarrow_forward
- QUESTION 3 After balancing the following chemical equation, what are the coefficient FeCl2 + NazPO4 - Fe3(РОд)2 + NaCl O A. 3,2,1,6 ОВ. 3,1,1,3 O C. 3,1,1,6 O D. 6,2,2,6 O E. 3,2,1,3 QUESTION 4arrow_forward7 Homework Problem 7.103 Review I Constant If red spheres represent oxygen atoms, blue spheres represent nitrogen atoms, and all the molecules are gases, (Figure 1) Part C Write a balanced equation for the reaction. Figure 1 of 1 Express your answer as a chemical equation. Identify all of the phases in y ΑΣΦ Reactants Products Submit Previous Answers Request Answer * Previous 80 000arrow_forwardEvaluation 2 Write the chemical equivalent of the following chemical reactions with their substance states. 1. Zinc metal reacts with a solution of sulfuric acid to produce a solution of zinc sulfate and hydrogen gas. 2. Copper (II) oxide reacts with aluminum to give aluminum oxide and copper.arrow_forward
- Calculate the volume (in mL) of 0.797 M HNO3 needed to react completely with 5.76 g of NICO3 in a gas- forming reaction? mL Check & Submit Answer Show Approacharrow_forwardElhane is a very combustible gas. Write a balanced equation for the complete oxidation reaction that occurs when ethane (C,H) bums in nir. Use the suunllest possible integer coellicients. + Submit Answer Try Another Version 3 item attempts remainingarrow_forwardAccording to the following reaction, how many moles of hydrogen iodide will be formed upon the complete reaction of 0.575 moles hydrogen gas with excess iodine? hydrogen (g) + iodine (s) →hydrogen iodide (g) moles hydrogen iodide Submit Answer Try Another Version 1 item attempt remainingarrow_forward
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