Where does the 40% and 60% product come from? How to determine this?

Q: A student is carrying out a synthesis reaction in the lab, but does not isolate any product. What is…

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Q: Based on the balanced equation, CH3C2H + 4O2 → 3CO2 + 2H2O calculate the molecules of CO2 formed…

A: The amount of substance is usually defined in terms of mole. The mole is the SI unit of the quantity…

Q: A 0.5000 g sample containing NaCl (58.44 g/mol), BaCl2 (208.23 g/mol), and 11.56% by mass of…

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Q: Given the following equation: 2 C4H10 + 13 O2 →→ 8 CO2 + 10 H2O How many moles of O2 are needed to…

A: We have to calculate the moles of O2 needed.

Q: After performing your chemical reaction and producing the desired product what are the four reasons…

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Q: Calculate how many moles of CaCl2•2H2O are present in 1.50 g of CaCl2•2H2O and then calculate how…

A: Initial mass of calcium chloride di-hydrate = 1.50 g Molar mass of calcium chloride di-hydrate =…

Q: 18.Complete the following balanced equation? C3H6O +____O2 --> _____CO2 + ______H2O

A: Balance chemical equation is defined as which has equal number of atoms or ions in both sides…

Q: Calculate the theoretical mass of acetyl salicylic acid produced. The reaction goes 100% to…

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Q: 8.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A: Recall the data, mass of X =8.50 g, MM=44 g mol-1 mass of CO2=25.50g, MM=44 g mol-1 mass of…

Q: Identify the correct balanced equation for the combustion of pentene (C5 H10).

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Q: Consider the following: Compound A is a liquid. The reaction procedure you are pursuing requires…

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Q: In this lab you are synthesizing acetylsalicylic acid (ASA) from salicylic acid using acetic…

A: Given, mass of salicylic acid (C7H6O3) = 1.15 g Excess reactant: acetic anhydride (C4H6O3)…

Q: How many grams of gallium chloride would be produced from 177 g hydrochloric acid? 2Ga + 6HCl ⟶…

A: The given reaction is, 2Ga + 6HCl ⟶ 2GaCl3 + 3H2 To find, the amount of Ga formed from 177 g…

Q: Molecular weight (g/mol) Literature MP ("C) Density (g/ml.) Amount Used (g or ml) Amount Used (mol)…

A: Amount used in moles is calculated using the equation Number of moles =Amount used (g)Molecular…

Q: 1. Br2 (1 equiv) ethanol (solvent) 2. NaOH, heat

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Q: Suppose 7.5 g of Compound A are consumed in a reaction with 3.5 g of Compound B that produces only…

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Q: When 125 mL of 0.170 M Pb(NO3), is mixed with 145 mL of 0.220 M KBr, 4.92 g of PbBr₂ is collected.…

A: A limiting reagent is a species which is consumed completely during the reaction. It determines the…

Q: 3. How much acetic anhydride is needed to produce 4.27 grams of acetylsalicylic acid, assuming that…

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Q: 10. Your next task is to create a combustion reaction. Choose the reactants you would use. Write the…

A: Hydrocarbons are defined as organic compounds which contain only carbon atoms and hydrogen atoms.…

Q: How many g of H2O can be formed from 6.50 g CH4?  CH4  +  2 O2  ----->CO2 +  2 H2O

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Q: 2 CuSO4 + 4 KCN = C2N2 + 2K2SO4 +2 CuCN Determine how many grams of cyanogen are produced from 3.5…

A: Given  Reaction  2CuSO4  + 4KCN   →  C2N2 + 2K2SO4  + 2CuCN Number of mole of CuSO4  = 3.5 mole…

Q: Usually the percent yield is more than 100%. O True False

A: Mostly, the actual yield is less than the theoretical value thats why percentage yield is less then…

Q: Н OH E Select the molecules that are water soluble. OH A OH л F Н. Н- Н Н 0= B H -OH -OH -OH -OH…

A: Water is a highly polar molecule capable of forming hydrogen bonding.  Hence highly polar molecules…

Q: Calculate the number of moles of Ethanol in the following reaction. Remember significant figures.

A: Given that , Volume of ethanol = 2.2 mL Density of ethanol = 0.789 g/mL Molecular weight of ethanol…

Q: Consider the following equation: CH,CH,CH,OH → CH,CH =CH, + H,0. If 30.0 g of propan-1-ol produces…

A: It is given that 30 gram of propan-1-ol is present and 16.8g of propene is produced and the reaction…

Q: Select the productts) that are most likely to be produced in the following reaction. HO,S ŠOH HOS D…

A: The reaction taking place is given as,

Q: A student performed an experiment and obtained over 100% yield. What can you most likely conclude…

A: In the field of experimental chemistry, achieving a yield of over 100% is an unusual and unexpected…

Q: S    +   6 HNO3  -->   H2SO4   +  6 NO2   +   2 H2O In the above equation how many moles of water…

A: Given, S + 6 HNO3 → H2SO4 + 6 NO2 + 2 H2O moles of HNO3 consumed = 78 moles moles of water (H2O)…

Q: In a combustion reaction, the most common fuel that burns contains compounds called hydrocarbons.…

A: In this question, combustion of methane is represented by the equation: CH4 + 2O2 → CO2 + 2H2O 1. In…

Q: The theoretical yield is 11.7 grams. Calculate your percent yield of dibenzalacetone. Measure the…

A: Given that mass of dibenzalacetone = 10.0g Theoretical yield  = 11.7g

Q: OH strong acid ÓH heat benzopinacol molar mass = 366.46 g/mol benzopinacolone molar mass = 348.45…

A: The reaction given is,

Q: Consider the following reaction: 4NH3 +502 --> 4NO + 6H,O. In an experiment, 3.25 g of NH3 are…

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Q: Give complete answers to all pre-lab questions in your laboratory notebook. (The reader should be…

A: In titration experiments, particularly in acid-base titrations, the terms "equivalence point" and…

Q: Amount benzil used: 0.100 grams  Amount Benzilic Acid produced: 1.3 grams  Theoretical yield…

A: Following information given in the question -   Amount benzil used = 0.100 grams  Amount Benzilic…