The mole is a counting number that allows scientists to describe how individual molecules and atoms react. If one mole of atoms or molecules is equal to 6.022 × 1023 atoms or molecules, how many molecules are in a 23.45 g sample of copper (II) hydroxide, Cu(OH)2?  (MM of Cu(OH)2 is 97.562 g/mol)  Express your answer to the correct number of significant figures and you must show all work in the form of dimensional analysis

Q: If 1.80 g Zn is allowed to react with 1.68 g of CUSO4 according to equation CuSO4 (aq) + Zn(s) →…

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Q: A major component of gasoline is octane (CH8). When octane is burned in air, it chemically reacts…

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Q: The mole is a counting number that allows scientists todescribe how individual molecules and atoms…

A: Molecular weight of Cu(OH)2 = 97.562 gm/mol  Weight of Cu(OH)2 = 23.45 gm  Moles = weight/mol. wt. =…

Q: Liquid hexane (CH3(CH,) CH,) reacts with gaseous oxygen gas (02) to produce gaseous carbon dioxide…

A: Given: mass of hexane (C6H14) = 40.5 g mass of O2 = 280 g molar mass of C6H14 = 86.18 g/mol molar…

Q: empirical formula of tin (Sn) oxide,

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Q: (CH3(CH2),CH,) reacts with gaseous oxygen gas (02) to produce gaseous carbon dioxide (CO2) and…

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Q: A major component of gasoline is octane (C_Hs). When octane is burned in air, it chemically reacts…

A: law of equal proportions would help in determining the moles of carbon dioxide that would produce…

Q: What is the maximum mass of TiCl4 that can be obtained from 61.8 g TiO2, 50.6 g Cl2 and excess…

A: The objective of this question is to determine the maximum mass of TiCl4 that can be produced from…

Q: you mix 13.4 mL of 0.320 M solution of K2CrO4 with 44.8 mL of a 0.320 M solution of AgNO3, what mass…

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Q: In this quantity of gold? [4.5 9. 64,456 g/mol) in A 55kg woman has 7.5 x 10-3 mol of hemoglobin…

A: The given data contains,  =7.5 ×10-3According to mole concept,1 mole of compound contains 6.022…

Q: Liquid hexane (CH,(CH,) CH,) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide…

A: Hexane reacts with oxygen to form carbon dioxide and water. The equation for the balanced chemical…

Q: Liquid octane (CH3(CH2) CH3) will react with gaseous oxygen (0,) to produce gaseous carbon dioxide…

A: The question is based on the concept of reaction Stoichiometry. we have to calculate mass of carbon…

Q: For the following reaction, 5.70 grams of butane (C4H10) are allowed to react with 24.5 grams butane…

A: In the given question ->Weight of butane = 5.70 gmWeight of oxygen = 24.5 gmBalanced…

Q: Enter your answer in the provided box. When potassium cyanide (KCN) reacts with acids, a deadly…

A: The question is based on concept of reaction stoichiometry. we have been given a reaction and mass…

Q: Aqueous hydrochloric acid (HCI) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium…

A: First of all we need to find the limiting reagent. Using the balanced reaction we can find the…

Q: Gaseous butane (CH;(CH,),CH, reacts with gaseous oxygen gas (0, to produce gaseous carbon dioxide…

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Q: the percent yield of

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Q: Gaseous ethane (CH,CH,) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide (CO,)…

A: number of moles = mass/molar mass  mass = moles × molar mass  percent yield = {actual…

Q: theoretical Be sure your answer has the correct number of significant digits in it. yield of carbon…

A: One mole of butane react with oxygen and produce 4 mole of carbon dioxide and 5 mole of water…

Q: If I mix the following chemicals, how many grams [A] of AgCl are made?  15.0 mL of 2.50 Molar…

A: Given 15.0 mL of 2.50 Molar Silver Nitrate 23.0 mL of 3.75 Molar Sodium Chloride

Q: Liquid octane (CH3(CH2)6CH3) will react with gaseous oxygen O2 to produce gaseous carbon dioxide…

A: The balanced reaction between octane and oxygen is written below.2C8H18+25O2 → 16CO2+18H2OThe mass,…

Q: 1) Provide at least two problems(provide specific examples)with their process and calculations. 2)…

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Q: Gaseous ethane (CH3 CH3) reacts with gaseous oxygen gas (0₂) to produce gaseous carbon dioxide (CO₂)…

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Q: Aqueous hydrochloric acid (HCI) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium…

A: Given that, mass of NaCl = 6.29 g , molar mass= 58.45 g mol-1 mass of HCl = 11.7 g molar mass=36.45…

Q: Ammonium phosphate ((NH4 PO) is an important ingredient in many fertilizers. It can be made by…

A: Ammonium phosphate can be prepared by reacting phosphoric acid with ammonia as; H3PO4 + NH3 →…

Q: A student started with 1.525 grams of copper (II) oxide and produced 3.500 g of copper (II) sulfate.…

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Q: Consider the following balanced chemical reaction: 4 NH3 +3 02 How many grams of N₂ can be produced…

A: We will first find the limiting reagent and then using the limiting reagent we will calculate the…

Q: The balanced equation below describes one method of making AlCl. 5.40 grams of Al and 5.33 grams of…

A: Aluminum reacts with chlorine to form aluminum chloride. The equation for the balanced chemical…

Q: Cu(s) can react with I2(s) to make CuI (s), a compound used for seeding clouds to make rain and lots…

A: First convert mass into mole by diving molar mass respectively Then Calculate limiting reagent by…

Q: Mr. Ragusa asks Hannah to make copper crystals from the following reaction. Cu(NO3)2 + 2Na -->…

A: Here we are required to find the percent yield of the experiment

Q: A chemist has 4.773 grams of a mixture of cesium fluoride and cesium iodide which she plans to react…

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Q: g of magnesium hydroxide (58.3196 u) is produced when 3.69 g of magnesium (24.3050 u) is added to…

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Q: Here is a graph of the molarity of ammonia (NH3) in a reaction vessel during a certain chemical…

A: a) From the above curve, we can see that the concentration of NH3 is decreasing.Hence it means that…

Q: Do the following calculations involving moles and molar masses: 1.  How many moles of NH3 are there…

A: Given,1.  5.0×1024 molecules of NH3 number of moles is:2. Mass of one molecule of NH3  is3. Mass of…

Q: Aqueous hydrochloric acid (HC1) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium…

A: Given data, mass of NaCl produced= ? , molar mass= 58.45 g mol-1  mass of HCl=0.73 g, molar mass of…

Q: Liquid octane (CH₂( (CH₂(CH₂) CH₂) reacts with gaseous oxygen gas (0₂) to produce gaseous carbon…

A: The reaction can be written as follows:The mass of water produced = 23.2 g The given mass of octane…

Q: Propane is a hydrocarbon that fuels everything from gas grills to home furnaces. Below is the…

A: The last question is answered below. No. of moles = 46.6 mol Molar mass of O2 = 32 g/mol To…

Q: Ammonium phosphate ((NH),PO) is an important ingredient in many fertilizers. It can be made by…

A: Given: Mass of phosphoric acid is 4.35 g. Find: Mass of ammonium phosphate.

Q: Gaseous butane CH3(CH,),CH;) will react with gaseous oxygen (O2) to produce gaseous carbon dioxide…

A: Given: Mass of butane i.e. C4H10 taken = 7.6 g. And mass of oxygen taken = 41.9 g.

Q: For the reaction whose balanced equation is as follows, find how many grams of zinc phosphate will…

A: The balanced chemical equation for the reaction is given as:  3 ZnCl2 + 2 (NH4)3PO4 → Zn3(PO4)2 + 6…

Q: 2 Fe,03 (s) + 3 CO (g) → 3 CO2 (g) + 2 Fe (s) How many grams of carbon monoxide are needed to react…

A: In the given reaction we know that iron oxide is in excess and we have to determine the amount of CO…

Q: A chemist adds 25.0 mL of a 3.17 mol/L sodium nitrate (NaNO,) solution to a reaction flask.…

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Q: (CH, (CH,) CH,) will react with gaseous oxygen (0,) to produce gaseous carbon dioxide (CO,) and…

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Q: A student finds that they have 0.2545 g of NH4Cl, 1.1502 g of NaCl, and 1.0181 g of SiO2. Calculate…

A: Given  mass of NH4Cl = 0.2545g mass of NaCl = 1.1502 g mass of  SiO2 = 1.0181 g Initial mass if…

Q: Leaded gasoline contains an ad is found to contain carbon, hyd compound is burned in a comb-…

A: Let the chemical formula of additive be CxHyPbz. When CxHyPbz is combusted in presence of oxygen,…

Q: Automotive air bags inflate when sodium azide, NaN3, rapidly decomposes to its component elements.…

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Q: 6.00 g of water and 6.00 g of iron react according to the unbalanced chemical equation shown below.…

A: First balance the given chemical reaction as follow: Now, 6.00 g of Fe and 6.00 g of water is…