What is homogeneous product and give examples?

Q: The burning of limestone goes only 50 % to completion in a certain kiln. What is the mass…

A: Given: reaction goes to 50% completion To find: What is the mass composition of the solid withdrawn…

Q: In addition to ash, what is produced when wood burns

A: Combustion is a process of burning of hydrocarbons in presence of oxygen.

Q: 4. Write balanced formation equations for the following, indicate proper states: → N2O3(g) C2H3F(g)

A: A question based on general chemistry that is to be accomplished.

Q: If a fuel contains 86% C, 9% H2, 1% S and 4% ash (silica) by mass, determine: (b) (i) the total…

A: SOLUTION : CARBON Mass ratio C + O2 = CO2 12 + 32 = 44 Hence 0.86kg of C need (32/12)x0.86=2.293kg…

Q: 1. An Element from Group 1A and Group 7A (Periods 2-6) shared a Chemical Bond which formed a solid…

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Q: Which of the following mechanisms give rise to agglomeration of charged particles? O a.…

A: Formation of lumps, caking, accumulation on treating the powder like substances is called the…

Q: Why are the first three alkanes (methane, ethanr, and propane) are not included as a major component…

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Q: 18.500 1. Mass of crucible+ cover 18.702 2. Mass of crucible + cover+ Mg 3. Mass of Mg 4. Mass of…

A: Interpretation -  By given information- To determine the mass of Mg. Determine the mass of oxide…

Q: Which is the importance of carbon in nature?

A: Interpretation - To tell about the importance of carbon in nature-   Introduction -  Carbon is a…

Q: Oxygen is not combustible.  Is this considered a Chemical or Physical property and why?

A: Combustion is the process of burning of a compound; in which the compound reacts with excess of…

Q: What does “crude” product mean?

A: Crude oil is a naturally occurring, unrefined petroleum product composed of hydrocarbon deposits and…

Q: What is the combustion reaction of methane?

A: Since combustion reactions are defined as the reactions in which the substance i.e hydrocarbon…

Q: Elemental phosphorus is used in the semiconductor industry. It can be obtained from an ore called…

A: The reaction above can be correctly written as below: 4Ca5(PO4)3 F + 18SiO2 + 30C ----->  3 P4 +…

Q: what is the product?

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Q: An incomplete combustion produces a yellow flame because of the presence of CO: H:0

A: Given statement is :  An incomplete combustion produces a yellow flame because of the presence of…

Q: Which is not balanced?

A: The balanced chemical equation shows equal number of atoms of elements on reactants side and…

Q: coal? CO

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Q: HBr 60 °C 1

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Q: What are the potential errors that could occur when using the Kjeldahl method to determine the…

A: Kjeldahl method principle : Strong acid helps in the digestion of food and liberates nitrogen which…

Q: Soil is made of

A: Soil is made of of organic  and Inorganic  material as shown below.

Q: A 1.500 g sample of iron ore, labeled A, was processed accordingly to give 0.5215 g of pure Fe2O3…

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Q: what reagent  reacts with dissolved mercury to form metallic mercury?

A: The ammonia causes the disproportionation of Hg2Cl2 to form black Hg metal and white HgNH2Cl,…

Q: Express 1:690 as a percentage strength. O 0.14% O 0.15% O 0.144% 0.149%

A: Given ratio are 1:690 is fraction number. To convert the ratio into percentage form , we must…

Q: An alloy contains 70.8 mol % palladium and 29.2 mol % nickel. Express the composition of this alloy…

A: Molar mass  of palladium =106.4 g/mol Molar mass of nickel =58.69 g/mol  Let ,palladium is present…

Q: Explain why Nitrogen is produced from the top of the cryogenic distillation column while Oxygen is…

A: Nitrogen is obtained on the top while oxygen is obtained on the bottom if the column.

Q: oxygen is not combustible is that a physical or chemical property?

A: Physical property is the property in which color, melting point, solubility, and state of the…

Q: What is the correct balanced  equation for the combustion of ethane?

A: Combustion is nothing but burning of a fuel in presence of oxygen, as the atmospheric oxygen aids…

Q: Which of the following is NOT true about flash combustion? 1. The process is faster and simpler than…

A: The Flash combustion method produces a complete combustion of the sample within. a high-temperature…

Q: 2. Assuming that 1/2 of the original amount of copper was used as the starting material in the…

A: Given that -  Mass of copper initially used as 1/2 of starting amount = 1.316÷2 = 0.658 g    And…

Q: What is Structural formula?

A: Formula of a chemical compound which shows connectivity of atoms or bonds between atoms , is known…

Q: Marble is composed primarily

A: CaCO3 is an ionic compound thus it gives ions when dissolved in water. Dissociation is as: Ksp…

Q: Percentage yield %3D

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Q: Define solvent

A: Qu : Define solvent

Q: Interpretation of Data: Complete the table and interpret the observed data given in the worksheet.…

A: B. (a) CuSO4 + 5 H2O = CuSO4. 5 H2O confirms the presence of H. (b) Ca(OH)2 + CO2 = CaCO3 (s) + H2O…

Q: Immature form of coal. Dark brown to black in color, with much woody material and vegetation still…

A: Given:- Immature form of coal. Dark brown to black in color, with much woody material and…

Q: of CsHs is combusted to produce enough heat to raise the emperature of 150.0 g of water by 7.632 °C.

A: We are given heat produced = -4790 J  And moles = 0.001561  We have to find enthalpy change (∆H ) in…

Q: c solvent) that contains 1.00 × 1012 molecules

A: moles of CHCl3 = ( molecules / Avagadro number )  moles of CHCl3 = ( 1.00 • 10^12 ) / ( 6.022 •…

Q: Dunat are the paducts dusts from the singe-replacement reacttiano curs)+ AgNOgfag

A: Answer - A single replacement reaction, sometimes called a single displacement reaction, is a…

Q: Flammability is a measure of how easily a substance bursts into flame, through fire. It is is a…

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Q: nestum): Mass of the crucible, cover and magnesium oxide Mass Difference from previou 35. 1422g.…

A: 2.06 x 10-4 moles

Q: Recommend some possible methods to identify different materials without resorting to chemical…

A: Given that : We have to recommend some possible methods to identify different materials without…

Q: What is the role of structural formula?

A: Role of the structural formula is used to predict the number and position of the atoms in a…

Q: Define the term Variable Composition?

A: The number of atoms or elements and their respective arrangement in a molecule is termed as chemical…

Q: 1. Calculate the molar mass of the following compounds. a. magnesium phosphate b. sodium sulfide c.…

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

Q: Which of the following does not belong to the group? a. fermentation b. salt formation c.…

A: Fermentation can be described as a metabolic process which produces chemical changes in an organic…

Q: Generate a spreadsheet that allows the user to convert the concentration of one element of a…

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Q: Why is nitrogen mixed in reactions involving combustible gases?

A: Nitrogen is mixed in reactions involving combustible gases beacause:

Q: نقطة واحدة * Cast iron is an iron carbon alloy has 0.76 wt.% C to 6.7 wt.% C iron carbon alloy has…

A: Inorganic chemistry.