Convert 3.00Cal into joules. Your answer should have three significant figures (round your answer to the nearest hundred). Do not include units in your answer. Remember that 1Cal=1kcal=1,000cal

Q: TOSS Your answer using three significant figures. Enter your answers numerically separated by…

A: Since you have posted a question which has many sub parts so I have solved first three sub parts for…

Q: Liquid hexane (CH; (CH2),CH CH, will react with gaseous oxygen (0,) to produce gaseous carbon…

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Q: Aqueous hydrobromic acid (HBr) will react with solid sodium hydroxide (NaOH) to produce aqueous…

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Q: Convert the following measurement. =0.00397 (kg)/(mol x dL) = ? (g)/(mol x L)   I dont know what…

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

A: We will first write balanced stoichiometric equation, then using it calculate mass of oxygen…

Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

A: In the given question we have to do the following conversion from mole/kg to mole/g .

Q: Liquid octane (CH3CH26CH3) will react with gaseous oxygen (O2) to produce gaseous carbon dioxide…

A: The reaction of octane with oxygen is given as  C8H18 + 12.5 O2 ----> 8 CO2 + 9 H2O Since moles…

Q: A chemist prepares a solution of barium chloride (BaCl,) by weighing out 17.1 g of barium chloride…

A: Find the solution below

Q: Liquid hexane (CH₂(CH₂) CH3) will react with gaseous oxygen to produce gaseous carbon dioxide (CO₂)…

A: Given, Mass of hexane= 20.7 g Mass of oxygen= 48 g To calculate - Mass of carbon dioxide produced=?

Q: Please enter the correct significant figures!

A: Since the number of oxygen atoms in 1 molecule of SO3 is 3  hence the number of molecule of SO3 =…

Q: Determine the mass in grams of (8.395x10^25) helium atoms. He = 4.000 g/mol Use 6.022x1023 for…

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Q: a. 14.8 g = ? ug b. 3.72 g = ? kg %3D C. 66.3 L ? cm

A: Note : as per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly repost…

Q: 8.8995 x 105 s =

A: Welcome to bartleby ! Introduction :  We have to convert the units .

Q: Aqueous hydrobromic acid (HBr) will react with solid sodium hydroxide (NaOH) to produce aqueous…

A:

Q: (H₂O). Aqueous hydrobromic acid (HBr) will react with solid sodium hydroxide (NaOH) to produce…

A: Given - Weight of hydrobromic acid =38.0g Weight of sodium hydroxide =8.5g

Q: How can I calculate this following this formula?  Ecell = E°cell - RT/nF lnQ

A: Answer: This quetsions demands the explanation of the values used in the original solution.

Q: A major component of gasoline is octane (C&H₁8). When octane is burned in air, it chemically reacts…

A: Writing the balanced chemical equation,C8H18 + O2 → CO2 + H2OBalancing the above equation,2C8H18 +…

Q: 305. g of two different liquids are poured into beakers. This is what the beakers look like just…

A: As we can see that volume for liquid A is less than volume of liquid B  mass is same for both liquid…

Q: Gaseous ethane CH3CH3 will react with gaseous oxygen O2 to produce gaseous carbon dioxide CO2 and…

A: Here, we have to calculate mass of ethane that is left after the reaction.

Q: Compare the slope in the picture with the literature value of 11,100 liter • mol-1 • cm-1. You will…

A: The Beer-Lambert law is used to determine the concentration of a solution by observing the…

Q: Perform the given calculation. You must round correctly and report the answer with the proper number…

A: The solution should have the same number of decimal places as the limiting term when adding or…

Q: Calculate u of 1 mole of helium gas at the top of a mountain (7000 m) under the assumption that the…

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

Q: A major component of gasoline is octane and water (H₂O). (C8H18). When octane is burned in air, it…

A: To Determine the mass of oxygen consumed when 8.24g of octane undergoes combustion

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

A: Any reaction takes place according to their stoichiometric ratio .

Q: Aqueous hydrochloric acid (HCl) will react with solid sodium hydroxide (NaOH) to produce aqueous…

A: Mass of HCl = 2.55 gMass of NaOH = 1.3 gMass of sodium chloride (NaCl) formed = ?

Q: Gaseous methane CH4 will react with gaseous oxygen O2 to produce gaseous carbon dioxide CO2 and…

A: It is given that, gaseous methane will react with gaseous oxygen to produce gaseous carbon dioxide…

Q: Gaseous methane (CH₂) will react with gaseous oxygen (O₂) to produce gaseous carbon dioxide (CO₂)…

A: Given:mass of methane (CH4 ) = 1.1 gmass of Oxygen (O2 ) = 7.93 gmolar mass of CH4 = 16.04…

Q: E O CHEMICAL REACTIONS Dilution A chemist makes 600, ml. of sodium nitrate (NaNO,) working solution…

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Q: A major component of gasoline is octane (C8H18). When octane is burned in air, it chemically reacts…

A: Stoichiometric reaction is a reaction where a relationship is established between the quantity of…

Q: Do the following multiplication and division calculations. Give a final answer with the correct…

A: final answer with the correct number of significant figures and the correct units. Units can cancel…

Q: Convert 75 miles into meters. (Use the conversion 1.0 km = 0.621 miles and use metric conversions…

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Q: Aqueous hydrobromic acid (HBr) will react with solid sodium hydroxide (NaOH) to produce aqueous…

A: Given - Weight of hydrobromic =39.6 g  Weight of sodium hydroxide=8.2g

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

A:

Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

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Q: 1. A wooden square block is placed on an analytical balance giving a mass of 5.1977 g. The square…

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Q: Your neighbors are purchasing hamburgers for a backyard barbecue. They are expecting 36 guests and…

A: The problem here will be solved using dimensional analysis.