What is the percent by volume concentration of a solution in which 75.0 ml of ethanol is  diluted to a volume of 500.0 mL?

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Q: Part A What mass of phosphorous pentafluoride has the same number of fluorine atoms as 27 grams of…

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Q: What are the M.wt of Ag(NH3)2.4H2O0 if know the atomic .mass are H= 1, O= 16 M.wt= 72.00 g/mol O…

A: Below attached file showing the details answer.  All the best.

Q: calculated

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Q: What mass of magnesium is required to react with 265.0 mL  of 0.75M HCl at 26 degrees Celsius and…

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A: 18.A chemical reaction rate compares a. the temperature of the reactants to the rate of the reaction…

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A: A question based on introduction to chemistry that is to be accomplished.

Q: Drawing H30+ ОН

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A: Answer: These question are based on Le-chatalier's principle according to which, on changing any…

Q: An aqueous solution of hydrofluoric acid is 30.0% HF, by mass, and has a density of 1.101 g cm³.…

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Q: a) Which equilibrium shows a decrease in [products] when the volume increases? I. 2H2 (g) + O2 (g)…

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Q: - Calculate the heat (q) and the work (w) in Joules, which the system exchanges with the return…

A: We will use the first law of thermodynamics, Change in internal energy= heat change + Work-done

Q: 112. The thermochemical equation for the combustion of methanol is CH3OH (g) + 3/2 O2(g) → CO2(g)…

A: The chemical reaction of the combustion of methanol is CH3OH (g) + 3/2 O2(g) → CO2(g) + 2 H2O(l) ΔH…

Q: the basis for the selective formation. Explain of the product shown over the alternative product.…

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Q: Which of the following comparisons or contrasts between endergonic and exergonic reactions are (is)…

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Q: What is the formula of the following compound? H₂C C10H20 C₂H18 C10H18 C10H22 C₂H20

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Q: How can the electrons in a catalyst (complex) be counted in neutral and in ionic form? When do the…

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Q: Chemistry Please answer A and B of the Following question and provide the Name for B too. Predict…

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Q: a-pinene en a-pinene reacts with 1. BH3; 2. H₂O₂, NaOH, H₂O ssible cis,trans isomers can be formed,…

A: According to the question, we need to draw the major product formed when pinene is treated with BH3…

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Q: The rate constant k for a certain reaction is measured at two different temperatures: temperature k…

A: Given, Temperature (T) T1 = 362.0°C = (362.0 + 273.15) K = 635.15 K T2 = 423.0°C = (423.0 + 273.15)…

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Q: Draw the structure resulting from a reaction of: 1. diborane (B₂H6), followed by 2. alkaline…

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Q: a) D + NaBH4

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Q: The following data show the rate constant of a reaction measured at several different temperatures.…

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Q: Calculate the molar concentration of sodium chloride (molarity) of a solution containing sodium…

A: We use the equation for osmotic pressure,  π = iCRT Where ,  π is osmotic pressure = 15kPa =15000Pa…

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Q: A hydrogen gas with a volume of 8.98 L is collected at 38.8 °C. Find the volume the gas will occupy…

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Q: Be sure to specify states such as (aq) or (s). If a box is not needed leave it blank. If no reaction…

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Q: H2C CH3 HCI H3C CH3 ала CH3 H₂C H3C H2C CI CH3 CH3 CH3

A: In the first step the substrate will undergoes electrophilic addition of of the H+ ,then the…

Q: how many ml of 0.100 m naoh is needed to dilute to a given 2.00litre of 0.0500 m naoh A 100ml B 50ml…

A: • The values provided in the q uestion are:-        i) Initial concentration of NaOH solution, M1 =…

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Q: Introduction to Volumetric Analysis A 0.095g sample of oxalic acid dihydrate is titrated with NaOH…

A: Given the mass of oxalic acid dihydrate, H2C2O4.2H2O(s) = 0.095 g  Molar mass of oxalic acid…

Q: is the A:B ratio just a place holder for the unknown compound can you use other variables in place…

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Q: 1. Write Lewis dot symbols for the following atoms and ions: a. I and I¯ b. S and S²-

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Q: STARTING AMOUNT Determine the mass in grams of CO₂ that are produced by the complete reaction of…

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Q: Carbon dioxide in high levels can cause death. One method of removing carbon dioxide from the air of…

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

Q: In an experiment, 110.0 g of iron is combined with 95.0 g of oxygen gas to create iron (III) oxide.…

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Q: What is the final temperature of gold. The specific heat capacity is 0.128 j/g. C

A: Specific heat capacity is amount of heat required to raise temperature of one gram of a substance by…