What is the justification for an oxidation number that is a fraction?

Q: Which of the following is evidence of a chemical reaction? (a) Heating baking soda releases water…

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Q: Write a balanced equation for each of the following combination reactions. (a) Copper metal is…

A: A combination reaction (also known as a synthesis reaction) is a reaction where two or more elements…

Q: Which of the following is evidence of a chemical reaction? (a) Dropping sodium metal into water…

A: The chemical reaction has to be identified.

Q: C. Aqueous solutions of magnesium chloride and sodium hydroxide react to produce solid magnesium…

A: The reaction in which two compounds react by an interchange of ions to produce two novel compounds…

Q: Why do decomposition reactions typically have compoundsas reactants, whereas combination and…

A: Given reactions,       Decomposition reaction,       Combination and displacement reaction.

Q: What is the balanced equation for Magnesium nitride is formed from is its elements?

A: Mg react with N2 to form Mg3N2

Q: How many mole’s of water water will be produced when 7.0 mol of KMnO4 are consumed

A: Given Data, Moles of KMnO4 = 7 molThe reaction : 2 KMnO4 + 16 HCl → 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2

Q: What’s the percentage of lithium peroxide

A: We have Lithium peroxide (Li2O2) The atomic mass of lithium = 6.9  The atomic mass of Oxygen = 15.9…

Q: Would the calculated percentage of the hydrate in a sample be too high, too low, or unaffected by…

A: The mass of water lost/the original mass of hydrate used is equal to the fraction of water in the…

Q: A reaction between silver nitrate and sodium chloride is a double displacement reaction that…

A: Double displacement reaction is a type of reaction in which exchange of ions take place between two…

Q: Oxidation is the and reduction is the gain or oxygen, loss of electrons loss of oxygen, gain of…

A: Oxidation means simply increase of oxidation no or attachment of more electronegative atom, and…

Q: Write a balanced equation for the decomposition of solid calcium hydrogen carbonate with heat to…

A: A balanced equation for the decomposition of solid calcium hydrogen carbonate with heat to give…

Q: Aqueous Iron(II) Chloride and solid Copper produced aqueous Copper chloride and solid Iron. What…

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Q: Write a balanced equation for the combustion of decade.

A: Since, Balanced reaction means that both side number of atom present in equal number. Thus,

Q: In chemistry laboratories, it is faster and more convenient to measure out liquids by volume with…

A: Given  A solution is prepared by mixing acetonitrile, CH3CN, and methanol, CH3OH, together. The…

Q: Write a balanced equation for the decomposition reaction described, using the smallest possible…

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Q: Why do different solutions form different colored precipitates?

A: The different solution forms different colors of the precipitate. Generally, transition metal…

Q: How many grams of nitric acid HNO3 can be prepared from the reaction of 92.0 g of NO2 with 11.0 g…

A: Step 1:Step 2: Step 3: Step 4:

Q: What are the results of stoichiometric defects?

A: The interruption of patterns in the solid crystal leads to the formation of defects. Stoichiometric…

Q: the the indicator of chemical change are

A: Chemical  change occurs When there are formation of new products .

Q: In the molecule HClO4, what is the total of the oxidation numbers of the one hydrogen and four…

A: In the HClO4 molecule, there are three types of atoms, such as hydrogen, chlorine, and oxygen. The…

Q: What is the complete ionic equation of calcium nitrate and sodium carbonate that have been in water?

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Q: What would be the yield of carbon dioxide

A: Since you have posted a question with multiple sub-parts we will solve the first three for you.To…

Q: so whats the net ionic equation?

A: The net ionic equation is needed to be provided.

Q: Examples of single displacement, double displacement and combustion chemical reactions

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Q: what is the meaning of dissociation?

A: