Question 9 of 15 The principal constituent of natural gas is methane, which burns in air according to the reaction: CH4+ 202 CO2 + 2H20 -> How many grams of 02 are needed to produce 3.50 g of CO2?

Q: Give three different reaction equations for the preparation of hydrogen

A: Hydrogen is a colourless, tasteless and odourless gas which is slightly soluble in water.

Q: What is the primary component of natural gas?

A: Natural gas is a naturally occurring mixture of several compounds like alkanes (hydrocarbons) as…

Q: Given the chemical equation: 2H₂ + O₂ → 2H₂O, how many moles of H₂O is produced to balance the…

A: When hydrogen (H2) gas burns in oxygen (O2)  water(H2O) is produced.

Q: How many metric tons of carbon are required to react with 9.78 metric tons of Fe2 O3 according to…

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Q: How the reliance on fossil fuels results in huge excess emissions of CO2?

A: The  lаrgest  sоurсe  оf  greenhоuse  gаs  emissiоns  frоm  humаn   асtivities  in  the  United…

Q: How many moles of KOH are produced from 12.0 mol of H₂0?

A: Ans  Reaction of water with K  K  + H2O ------------>> KOH  + H+ So one mole of H2O produced…

Q: How many grams of magnesium are required to react with 10.0 mol HCI? Mg(s) + 2 HCI(aq) MgCl2(aq) +…

A: Given, The balanced chemical equation, Mg(s)+2HCl(aq)→MgCl2(aq)+H2(g) From the balanced chemical…

Q: How many grams of hydrogen gas would be produced when 6.0 grams of magnesium reacts with excess of…

A: Magnesium is the limiting reactant. One mole of magnesium produce one mole of H2. 24.305 g Mg =…

Q: In a neutralization reaction, 50.00 mL of 0.8500 M phosphoric acid reacts with 2.500 g of magnesium…

A: The answers to the first three questions can be given as - Given Data -

Q: 2. Write the equation for the decomposition of sulfurous acid.

A: Sulfurous acid decomposes to produce sulfur dioxide gas and water.

Q: determine the quantity in moles of ash that are in 47.2 grams of Ag2O

A: Given, mass of Ag2O = 47.2 g moles of Ag2O = ? Note: molar mass of Ag2O = 231.735 g/mol

Q: What mass of H2O forms from the reaction of 4.1 g of O2 with an excess of H2?

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Q: What is the IUPAC (systematic) name of the molecule depicted below? CH2CH3 Br NO2

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Q: Natural gas methane, CH4,  burns in O2 to give H2Oand CO2. Write the equation and balance.

A: Natural gas methane CH4  CH4 gas is burn or combustion of presence of O2 atom. form a H2O and CO2.…

Q: Water can decompose into H2H2 and O2O2 via electrolysis. How many moles of H2H2 could theoretically…

A: 2.24 moles of H2H2 could theoretically be obtained from 80.6 g water.

Q: Determine the mass, in grams, of sodium azide required to produce 35.09 moles of nitrogen gas.

A: Number of moles of nitrogen gas (N2) = 35.09 moles. Mass of sodium azide (NaN3) (in grams) = ?

Q: 2.00g of aluminum solid is added to a 100.0 mL of 2.5 M aqueous solution of hydrobromic acid.…

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Q: when N2O5 is heated  under certain conditions, O2 and NO2 are produced. what type of reaction is…

A: The objective of the question is to identify the type of chemical reaction that occurs when N2O5 is…

Q: if one mole of CH4 and h3 H2S and CO2 is added to one liter of water and a flask how many moles of…

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Q: What is the minimum mass of oxygen, in grams needed to burn 28 g of C6H14O?

A: A balanced chemical equation contain equal number of atoms of each elements on both sides of the…

Q: How many tons of CO2 are produced by the consumption of 1 gal of gasoline?

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Q: Calculate the mass of BaCO3 produced when 5.00 g of CO2 is bubbled through a solution containing…

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Q: 8Fe + S8 → 8FeS How many grams of iron are needed to react with 3.00 g of sulfur?

A: Given weight of sulfur is 3 gram

Q: How many moles of water could be produced by the reaction of 3.9 moles of methane, CH4, with excess…

A: The balanced chemical equation is CH4 + 2O2  --------> CO2  + 2H2O

Q: How many grams of magnesium nitride is required to produce 25.00 g of magnesium hydroxide? Mg3N2 +…

A: Given  Mass of Mg( OH )2               = 25 gram  mass of magnesium Nitride  =  ?

Q: A)There are two plausible enolates that can arise when LDA is used as the base for the ketone shown.…

A: LDA stands for lithium diisopropyl amide , its molecular formula is [(CH3)2CH]2NLi.  LDA is used…

Q: How many grams of NaAIO2 is produced using the same amount of NaOH

A: Firstly, Discuss the reaction of NaOH to produce NaAlO2 is: 2NaOH + 2H2O → 2NaAlO2 + 3H.

Q: How many grams of methane gas are required to produce 4.00 grams of carbon tetrachloride?

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Q: Accordign to the following reaction, how many grams of hydrogen gas are required for the complete…

A: The balanced chemical equation: Given data: Mass of nitrogen gas is 28.4g.

Q: How many grams of CO2 will be produced if you start with 96.00 g of O2?

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Q: What mass of carbon dioxide is produced upon the complete combustion of 23.7 L of propane (the…

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Q: if you anticipate synthesizing 6.66 g of Fe(HCO 3 )2 from FeCO 3 , determine the amount (in grams)…

A: Given,mass of Fe(HCO3 = 6.66 g.

Q: what mass of magnesium is required to react with 9.27 g of nitrogen

A: Magnesium + Nitrogen ----> Magnesium Nitride Number of moles = mass ÷ molar mass  Molar mass of…

Q: how many grams of O2 are needed to react with 0.768 moles of Fe?

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Q: How many moles of hydrogen gas would be required to produce 25 moles of H2O?

A: When H2 and O2 react with each other, H2O will be formed. The balanced equation will be: 2H2 + O2 →…

Q: What is the balanced chemical equation of KOH and CoCl2

A: Cobalt chloride is a soluble compound. It reacts with potassium chloride via a double substitution…

Q: Sodium metal and chlorine gas can be produced by the electrolysis of molten  Sodium chloride as…

A: The reaction taking place is given as => 2 NaCl (l) --------> 2 Na (l) + Cl2 (g) Given : Mass…

Q: Determine the quantity in moles of Ag that are in 41.5 grams of Ag₂O.

A: Mass of 1 mole = molar mass 1 mole AB contain 1 mole A and 1 mole B

Q: Consider the balanced reaction of magnesium and oxygen. 2 Mg + O2 →2 MgO

A: Number of moles is defined as the ratio of given mass to molar mass of the given compound.   The…

Q: Calculate how many miles of CO2 are produced from 2.0moles of sodium bicarbonate.How many grams of…

A: Number of moles of sodium bicarbonate = 2 moles Number of moles of citric acid = 1.5 grams

Q: What is the formation of ammonia (NH3) from nitrogen (N2) and hydrogen (H2)?

A: Ammonia is formed by Habber process from Hydrogen and Nitrogen.  In Haber process an industrial…

Group 14 Elements

The following elements come under group 14 of the periodic table.