Which of the following is/are the correct representation(s) for the reaction of sodium metal with water. two sodium atoms react with two water molecules yields two formula units of sodium hydroxide and one hydrogen molecules

Q: Which of the following describes the compound NHĄCI? Choose all answers that apply. O The compound…

A: Ionic compounds are formed by the transfer of electrons from cations to anions. In the ionic…

Q: Which of the following diagrams best represents the following reaction

A: Given  2H2 + O2 → 2 H2O  + 571.6 kJ

Q: Explain how to write a formula for an ionic compound given the names of the metal and nonmetal (or…

A: An ionic compound is formed by the interaction of cation and anion in which cation is formed by…

Q: A neutralization reaction between an acid and sodium hydroxide formed water and the salt named…

A:

Q: During an acid-base reaction, what term is used todescribe the reactant that gains a hydrogen…

A: Acid: An acid may be defined as a substance that has a tendency to donate a proton. based upon this…

Q: Write the formula for the compound that forms betweensodium and sulfite ions.

A: The chemical formula of a compound is the symbolic representation of its chemical components. It…

Q: Write the formula for the product of the combustion reaction of Al with molecular oxygen. Include…

A: Aluminium(Al) burn in oxygen(O2)and gives aluminium oxide(Al2O3). Al(s)+O2(g)--------->Al2O3(s)…

Q: a) If atoms of metal calcium were to react with non-metal fluorine F2:i. How many electrons would…

A: b) The balanced chemical equation for the reaction between Calcium and Fluorine is shown below:…

Q: When barium chloride (BaCl2) is dissolved in water, the water conducts electricity. In what form…

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Q: 2. The reaction between creates the product aluminum bromide. What equation includes the correct…

A: Hu

Q: write the formula for cobaltic arsenate like the example below

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Q: Use the References to access important values if needed for this question. The compound AgF is an…

A: Ionic compound: Ionic compound composed of cation which is positively charged (+charge) and an anion…

Q: Epsom salts is a hydrated ionic compound with the following formula: MgSO, - x H,0. A 4.93-g sample…

A:

Q: 77

A: Polyatomic ions :  The ions that are made of multiple atoms e.g. nitrate ions is polyatomic ion.

Q: What is the formula for an oxalate ion? (including charges)

A: Oxalate ion if formed when oxalic acid loses proton

Q: Which among the following is an electrolyte? O NH3 O CO2 O KCI O PCI3

A: Electrolytes are substances which can dissociate into ions in their molten or aqueous state and can…

Q: H,SO, is: O sodium hydroxide O sulfurous acid O hydrochloric acid O sulfuric acid

A: H2SO3 is sulfurous acid .it is a chemical compound

Q: Which of the following does not form a cation when combining with other elements? А. Al В. В С. Са…

A: Metals combine with other elements by losing electrons and forming cations while non metals forms…

Q: What is the difference between an electrolyte and a nonelectrolyte?

A: Chemical compounds: These are substances that are formed by combining two or more different atoms or…

Q: The following is the formula for which of the following reactions? H,C НО — Н, + О,

A: In a chemical reaction, reactants react to form the products.  Reactions can be classified into…

Q: What change in charge does an ion have when it is oxidized?

A: There is a loss of electrons in the oxidation process.

Q: which of the following compound reacts with acids to produce an ionic compound water and carbon…

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Q: Which of the following statements are true? For any false statements, explain. 1. Nitric acid…

A: A question about reactivity of metal with acid, which is to be accomplished.

Q: Using symbols, explain synthesis, decomposition, and exchange reactions

A: Given:iSynthesis  reactioniidecomposition reactioniiiexchange reactionexpian above these reaction…

Q: Write the formulas for the reactant(s) of this reaction.

A: Given:  Reactants: Calcium & Oxygen  Products : Calcium Oxide

Q: Provide the name of the oxyanion of the acid HNO2(aq)

A: We have to write the oxyanion of the given acid HNO2 (aq)

Q: What is the correct formulas and ratios of ions present when sodium carbonate is dissolved in water?

A: An ionic compound dissociate into ions when dissolved in polar solvent like water.

Q: When each of the following pairs of aqueous solutions is mixed, does a precipitation reaction occur?…

A: The chemical reaction in which 2 reactants exchange their ions and new compounds is formed, is known…

Q: Which of the following compounds is a electrolyte? O A. water O B. dihydrogen monoxide C. copper…

A: The electrolyte is a substance that produces ions in its aqueous solution and conducts electricity.…

Q: What is the name of the ionic compound produced by the complete neutralization of sulfuric acid with…

A:

Q: What is the ionic salt formula for Cobalt (II) carbonate and is it aqueous or solid?

A: Explination- 1)Cobalt carbonate salt formula is CoCO3.Calcium carbonate (CaCO3) is insoluble, so it…

Q: Which one of the following compounds is a nonelectrolyte when dissolved in water? a) KOH b) NH3 c)…

A: Generally, ionic compounds are considered as strong electrolytes whereas molecular compounds are…

Q: Write the empirical formula for at least four ionic compounds that could be formed from the…

A: The steps to write the empirical formula are shown in the next step

Q: r nitrate reacts with strontium chloride in an aqueous precipitation reaction.What are the formulas…

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Q: Give an example of an oxyacid (containing a polyatomic ion) in aqueous solution and it’s formula

A: Oxyacids are the oxygen containing acids.  Polyatomic ion means ion having a group of atoms.

Q: A student is given an unknown metal “M” which reacts with iron and copper, but not with magnesium.…

A: To find metal M which reacts with Fe and Cu but doesn't with Mg:

Q: Name or write the formula for the following compound:  Hydrochloric Acid

A: Formula and structure: The chemical formula for hydrochloric acid is HCl, and its molecular weight…

Q: What are the common atoms in chemical agents?

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Q: What are the Common Acids and Bases ?

A: Acid are donate a proton H+, when it is dissolved in water. Bases are donate a hydroxide OH- ion,…

Q: When each of the following pairs of aqueous solutions is mixed, does a precipitation reaction occur?…

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Q: Which of the following describes the compound KBr? Choose all answers that apply. | The compound…

A: Answer- We know that polar dissolve polar.therefore, if KBr completely dissolved in water then KBr…

Q: barium hydroxide and magnesium sulfate...how do I write the net ionic equaton?

A: Barium hydroxide reacting with magnesium sulfate is an example of a double displacement…

Q: Which among the following is an electrolyte? O PCI3 O CO2 O KCI O NH3

A: Electrolytes are the compounds which can dissociate into ions . So all the Ionic compounds behave as…

Q: is ethanol + sodium chloride, potassium chlorate + ethanol, potassium chloride w/ water conducts…

A: Ionic compounds like sodium chloride(NaCl), potassium chlorate(KClO3), and potassium chloride(KCl)…

Q: Compounds that conduct electric current when dissolved in water are Known as electrolytes, the…

A: Electrolytes are Substances, which can pass electricity from their Solutions. According to their…

Q: metals generally lose electorns to become _____, and nonmetals gain electrons to become _____.

A: Ions are classified as charged particles. Positive ions are termed as cations, whereas negative ions…