solve question 2,  Q2: What is the effect of the following conditions on the molar mass of unknown? (increase, decrease, no effect) A) If the test tube contains insoluble impurities.. B) If the thermometer reading is 1.5 °C higher than the correct temperatures

Q: 2. The hydrocarbon benzene combusts to give CO2 and water vapor, and the unbalanced equation is:…

A: Given as The weight of benzene=0.095 g The volume of flask=4.75 L Temperature =30oC=30+273=303 K

Q: A healthly person breathes out approximately 0.020 L of carbon dioxide in one breath. How many moles…

A: The number of moles is a fundamental physical quantity that is denoted by the amount of a substance…

Q: How many grams of \(\rm NH_3\) can be produced from 2.42 \({\rm mol}\) of \(\rm N_2\) and excess…

A: The reaction taking place will be  N2 + H2 ------>  NH3  Balancing : Since we have 2 N in LHS.…

Q: 6.When 600 grams of a 3.00% solution by mass of Boric Acid (H3BO3) are crystallized, what mass of…

A: Given : Mass of solution = 600 g And % by mass of H3BO3 = 3.00 %

Q: Previous Page 3 of 5 E Next Ammonia gas can be prepared by the reaction of a metal oxide such as…

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Q: Please answer a-c

A: (a) To calculate the moles of water lost, As per the given information, Mass of water lost is 0.351…

Q: Provide the key term that corresponds to each of the following definitions. (a) a procedure for…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 1. What gas is being collected in today's experiment? 2. Balance the following reaction: H,O, (aq)…

A: Given that : The data from the two trials for the experiment is given below :

Q: Please answer d-e

A: Using the data recorded, the amount of hydrate in the sample can be calculated.

Q: According to the following reaction, how many grams of bromine monochloride will be formed upon the…

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Q: How many g of ZnS is needed to react completely with 41.22 gram O2 according to- this equation? 2ZnS…

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Q: Part A The forensic technician at a crime scene has just prepared a luminol stock solution by adding…

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Q: 45.00 mL of unknown calcium hydroxide solution is titrated with 0.250 M standard nitric acid…

A: Neutralization reaction is a type of chemical reaction where the acid  reacts with the base to form…

Q: What mass of carbon dioxide is produced from the complete combustion of 5.90×10-3 g of methane?…

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Q: Gas Stoichiometry Scenario #3 What mass (in grams) of sodium chloride (NaCl) will be produced when…

A: The given unbalanced reaction is as follows: Na+Cl2 → NaCl The balanced equation is as follows:…

Q: In order to test the claim, your friend heats 5.0 g of CaCO3 strongly for 10 minutes over a Bunsen…

A: Calcination is a process of heating the concentrated ore such as carbonate or hydrated ore to high…

Q: 5. Determine the percent yield of the below reaction when 1.5 g of salicylic acid reacts with 1.5 mL…

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Q: How many grams Of Fez (CO3)3 are required +0 react completly with z3.0 mL of 3.80M of FeCI3 z FeClg…

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Q: Determine the correct mole ratios, yes, you will select more than one, for the following balanced…

A: By the help of stoichiometric coefficient we can find the amount of unknown substance by the help of…

Q: Calculate the number of (a) moles of N, and (b) atoms of N in 12.7 g of nitrogen gas, N2. You do not…

A: Given here the amount of nitrogen gas ( N2) =12.7 gramsand molar mass of nitrogen gas ( N2) =…

Q: Mass of ice and water Mass of solute Moles of solute

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Q: Think about the following reaction: 2 A(g) B(g) + 2 C(g) Assume that we start with 100.0 moles of A…

A: This question belong to Some Basic concept of Chemistry that is Mole concept. From Stoichiometric…

Q: - 2 Fe,O, 4. What volume (liters) of O, is required to react with 1.7 moles of Fe? 4 Fe + 3 0, 1.7…

A: The amount of products produced or amount of reactant used is proportional to the  stoichiometric…

Q: compound of the metal with fluorine. Analysis shows that a 36.77−g sample of fluorite contains 17.87…

A: To solve this problem we have to calculate the mass of calcium and it's percentage in the fluorite .…

Q: No need to explain. Just give the answers directly. Thank you. 1. If your final answer is 87.999824…

A: Given:1)We have to write 87.999824 as a final answer.2)We have to write 0.2300234 as a final…

Q: Given the reaction: + HF a. Balance the reaction. 24 b. A student mixes 3.0 g N₂H with 6.33 x 10…

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Q: 1. Given the folowing reaction: Na,5,0, + AgBr - NaBr + Na:[Ag(S,0,):] (a) How many moles of Na 5:0;…

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Q: 2 Suppose, however, that Balance # 2 which is off by 0.5000 g because it had not been librated, was…

A: Given Balance is off by 0.5000 g because it has not been calibrated

Q: Answer should be in Grams, Thank you

A: Mass of vinegar (g) = 3.06 gram Buret reading, initial (mL) = 25.40 mL Buret reading, final (mL) =…

Q: 1g of solid magnesium hydroxide is reacted with 2g of solid NH4Cl (ammonium chloride) to produce…

A: The theoritical yield can be determined by knowing the limiting reagent.

Q: Please show the proper calculation of the above answer how 17.72% as it creates a lot of confusion…

A: The objective of this question is to show the calculate a percentage, divide the part by the whole…

Q: action between salicylic acid and acetic anhydride: HOGHACOOH(s) → CH;CO2CH&CO;H(s) + CH3COOH(aq)…

A: The balanced reaction is as follows: Limiting reagent is salicylic acid. Molar mass of Salicylic…

Q: See the example in Introduction for set-up of calculations. Calculate the number of (a) moles of N,…

A: Given: Mass of N2 = 12.7 g.

Q: How do you find the delta Hrxn in J/mol?

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: CH, + 20; >CO, +2 H;O 100 mole of methane is burned with 420 mole of air as the above reaction, if…

A: Given : Combustion of methane  Moles of air = 420 moles  Moles of methane = 100 moles Consumed…

Q: Calculate the moolar man of LON remember to give the arewer to 2 dedmal places, and include the…

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Q: Please demonstrate how to do question 1 parts a, b, and c. You do not need to do them all, simply…

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Q: Compound Compound Total Molar Compound Compound TotalMolar mass Formula Name Formula Name mass…

A: Molar mass refers to the mass of one mole of an element or a compound. Its unit is g/mol.

Q: YouTube Maps MyCSU Columbus... - B Homepage - Georg... W Microsoft Of MATTER mass percent…

A: Solution is made up of solute and solvent. Solute is present in small amount and solvent is present…

Q: Directions: Solve for what is being asked in the following problems. Round your answers to two…

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Q: Give typed solution of all subparts

A: The given reaction occurs as follows -

Q: 1) a) Calculate the number of moles of NO2 that are present in a sample that is made up of 3.74 x…

A: One mole of any gas at STP occupies 22.4 L One mole substance contain 6.023 x 1023 molecules

Q: 6.When 600 grams of a 3.00% solution by mass of Boric Acid (H3BO3) are crystallized, what mass of…

A: Mass percent strength = mass of solute (H3BO3)×100mass of solution   3.00 = mass of solute…

Q: 1. 6CO, + 6H,0 → C,H,„O; + 60, a) co, to 0, b) H,0 to C,H,,O, c) co, to C,H.„O,

A: Ans The given balanced chemical equation  6CO2 + 6H2O --------------> C6H12O6  + 6O2 Now mole to…