In a combustion reaction, 38.2 g of hydrocarbon reacts with 96.0 g of oxygen to produce water and carbon dioxide. If 53.8 g of water is produced, how much carbon dioxide is produced?

Q: Consider the reaction: 2C:H«(g) + 702 (g) → 4CO:(g) + 6H:O(1). If 64 grams of O2 react with 45 grams…

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Q: If 1.00 g of gray zinc powder reacts with 0.49 g of yellow sulfur powder, what is the mass of the…

A: Given : Mass of gray zinc powder = 1.00 g Mass of  yellow sulfur powder = 0.49 g Mass of ZnS = ?

Q: Ammonia (NH3)(NH3) and hydrazine (N2H4)(N2H4) are both binary compounds of nitrogen and hydrogen.…

A: Ammonia is formed according to the following balanced Chemical equation-   N2 + 3H2   ---> 2NH3…

Q: A sample of monochloro pentaborane (9), B5H8Cl, has a mass of 20.7 g. What amount, in moles, does…

A: Chemical formula of monochloro pentaborane = B5H8Cl.Above compound contains B, H and Cl atom.

Q: phosphorus (P), with an atomic weight of 31, combines with hydrogen (H), with an atomic weight of 1,…

A: We will use stoichiometry of the reaction to get the answer

Q: The "lead" in lead pencils is actually almost pure carbon, and the mass of a period mark made by a…

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Q: How many moles of phosphorus atoms do you have if you have 4.00 x 1022 atoms of phosphorus. (The…

A: Please find the attached images for the answer

Q: Sodium metal and water react to form hydrogen and sodium hydroxide. If 11.96 g of sodium react with…

A: Alkali metals react with water vigorously to form metal hydroxide and hydrogen,General reaction,M(s)…

Q: A sample of a metal has a mass of 27.009 g. It contains 8.257 x 1022 metal atoms. What metal is it?

A: The question is based on mole concept. We have been given mass and number of atoms of metal. we have…

Q: What amount, in moles, does this mass represent?

A: Number of moles = mass/molar mass  Molar mass of methanol is 32.04 g/mol

Q: In one process, 124 g of Al reacts with 601 g of Fe2O3, what is the mass of Al2O3 formed? 2Al +…

A: The given reaction is  2Al + Fe2O3=Al2O3 + 2Fe Moles of Al =124/27 =4.6moles Moles of Fe2O3 =601/160…

Q: What is the mass of 4.27 moles of lithium nitrate?

A: Mass = Number of moles x Molar mass Molecular formula: Ti(NO3)4 Molar mass of Ti(NO3)4 = 295.89…

Q: The combustion of liquid propane (C3H8) yields gaseous carbon dioxide and water vapor.  If 2.33…

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Q: How many grams does 1.44 x 1028 carbon atoms weigh?

A: To calculate the mass in grams for the atoms  First we have to convert the number of Atoms into…

Q: 3.123 In the formation of carbon monoxide, CO, it is foundthat 2.445 g of carbon combine with 3.257…

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Q: The combustion of liquid propane (C3H8) yields gaseous carbon dioxide and water vapor.  If 2.48…

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Q: A sample of the male sex hormone testosterone, C19H28O2, contains 3.58×1021 atoms of hydrogen. How…

A: Given,Testosterone contains 3.58×1021 atoms of hydrogen.

Q: What is the mass % of H in C9H10N2?

A: Mass percentage is a kind of expressing the concentration of a solution. It gives an information…

Q: Two unknown elements A and Z combine to produce two different compounds: AZ2 and A2Z3 If 0.15 mol…

A: Mole concept :-  1 mole = 6.022×1023 (Avogadro's number)  The mass of one mole of molecules of a…

Q: oxygen atoms

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Q: According to the law of multiple proportions, if 12 g of carbon combine with 16 g of oxygen to form…

A: According to the law of multiple proportion, two atoms combining in different ratios to form…

Q: A hydrogen-filled balloon is ignited and 1.50 g of hydrogen reacts with 12.0 g of oxygen. How many…

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Q: A sample of monochloro tetraborane (10), B4H9Cl, has a mass of 14 g. What amount, in moles, does…

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Q: A 85.6 g sample of Fe304 reacts with 18.2 g of CO to form FeO and CO2. FezO4(s) + CO(g) 3FEO(s) +…

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Q: In an experiment, the reaction of 100.0 g of iodine produced 144.9 g of a compound formed from…

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Q: A Freon leak in the air-conditioning system of a large building releases 12 kg of CHF2Cl per month.…

A: The ratio of the given mass to the molar mass is called as moles. Mathematically, Given, Mass of…

Q: How many grams of oxygen are combined with 94 grams of iron to make the iron(II) oxide compound?

A: Given: Oxygen is combined with iron to give iron(II) oxide. Mass of iron = 94 grams.

Q: 4) An evil scientist is attempting to split up uranium hexafluoride, UF6, into its componer…

A: Given: Compound= UF6Mass of uranium obtained = 70.5 gMass of fluorine obtained = 36.3 g The…

Q: What mass of ZnCO3 contains 3.11x1022 O atoms?

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Q: What is the mass, in grams, of Vitamin C (C6H8O6) that contains 1.076 grams of carbon?

A: Molar mass of C = 12.01 g/mol mass(C)= 1.076 g number of mol of C, n = mass of C/molar mass of C…

Q: How many grams of iron are combined with 62.2 grams of oxygen to make the iron (II) oxide compound?

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Q: How much does 8.44 x 1063 molecules of water weigh?​

A: Molecular weight of water =18g/mol i.e. 1  mol of water (6.023 x 1023 molecules) of water has mass…

Q: What mass of CdS is produced if 8.47 g cadmium reacts with 2.51 g of sulfur?

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Q: The Statue of Liberty in New York harbor is made of 2.00×10^5 pounds of copper sheets bolted to an…

A: Given: Mass of copper sheets=2.00×105 lb 1 lb=453.592 g Mass of copper (in grams)=907.184 ×105 g The…

Q: Matter is neither created nor destroyed in a chemical reaction. Thus, the mass of the products of a…

A: As you already know the basics of law of mass conservation and its written over there in the…

Q: The mass of a copper coin is 7.83 g. Suppose it were pure copper. a) How many moles of Cu atoms…

A: a) Given that : Mass of Copper coin = 7.83 g Molar mass of copper = 63.55 g/mol Moles of copper atom…

Q: 9. If you have 9.407 x 1023 atoms of lead, how many grams of lead (IV) phosphate can you make? 10.…

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Q: A 67.2-g sample of a gold and palladium alloy contains 2.49x10^23 atoms. What is the composition (by…

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Q: e mass of 1.20 x 1024 molecules of CH4 is

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Q: 45.5 grams of a magnesium reacts with 243.2 grams of oxygen gas. At the end of reaction, 211.2 grams…

A: using mole concept from Balanced chemical equation easily determination of moles of products is…

Q: What mass of iron(III) oxide must be used to produce 64.28 g of iron? What is the maximum mass of…

A: The equation required to produce iron from iron(III)oxide is as follows, Given grams of iron is…

Q: the mass of Cu (63.35 g/mol) used to create Cu2S was 41.95 grams. what theoretical mass of Cu2S…

A: The balanced reaction of Cu to form CuS is,                       2 Cu + S  ---->  Cu2S Clearly,…

Q: A cable making company produces a metal wire, with a diameter of 1.00 mm. What will be the length of…

A: Volume of a cylinder (wire) is given by: V=πr2h…

Q: The British chemist Joseph Priestley prepared oxygen in 1774 by heating mercury(II) oxide, HgO.…

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Q: To prevent the presence of air, noble gases are placed over highly reactive to act as inert…

A: The partial pressure of a gas in a mixture of gases is equal to the total pressure multiplied by the…

Q: = How many moles are there in 91.1 g of uranium, U?

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Q: 6.61 x1019 molecules of hydrogen gas,(H2) are equal to how many grams of hydrogen gas?

A: SOLUTION 6.022×1023 molecules of H2 gas is equal to 1 mol of H2 gas. 1 molecule of H2 gas is…

Q: Phosphorus is obtained primarily from ores containing calcium phosphate. If a particular ore…

A: Given information: The mass percent composition of calcium phosphate is 57.8% The amount of…

Q: What is the mass of 1.85x10^23 atoms of nitrogen?

A: Given  Number of atom of Nitrogen = 1.85 × 1023 atom  Mass of Nitrogen = ?