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A: Volume of liquid = 2.2 LTime taken = 18 hoursDrop factor = 20 gtt/min
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Q: 1. A candle is placed on one pan of a balance, and an equal weight is placed on the other pan. What…
A: Note - Since you have asked multiple questions, we are bound to solve only the first question for…
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A: Q and ∆T relation is Q = m S ∆T Where Q = amount of heat absorbed = 1400 cal m = mass of water…
Q: | A B H H H H H H -C-H H H H -H | E F H H 0-H H-CI 7:18 РM 49 л 99+ 12/9/2021 近
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Q: Convert 3.97×1010 J to units of kcal.
A: By using relation between J and Kcal we can solve this problem. 3.97×1010J = 9.5 × 106 Kcal
Q: Convert -858 kcal to mcal
A: The kilocalories can be converted into mega calories by using the conversion.
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Q: Which physical property cannot be used for measuring temperature? Color, tensile strength, volume of…
A: Hence, the correct answer is colour and tensile strength.
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Q: A student shakes up a plastic 2-L bottle of cafbonated beverage and then quickly opens the bottle-
A: ANS: EFFERVESCENCE CARBONATED BEVERAGES HAVE CO2,CO2 DISSOLVED IN UNDER PRESSURE WHEN BOTTLE…
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A: Temperature is a physical quantity which measures the amount of heat in a body or a system.…
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A: For the Given reaction, 2NH3(g) + 3 N2O → 4N2(g) + 3 H2O(g)
Q: 2860 kcal to kj
A: Following is the appropriate answer of the given questions.
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Q: 28 H- H H H c-H 39 H H. H 30 (CH10)
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A: The name of the starting material is (1S, 2R, 3S)-2-bromo-3-chloro-1,2,3-trivinylcyclopropanol.
Q: explain standard curves in detail?
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A: #1: The required dose of gentamicin = 3 mg/Kg for over 60 min Body weight of the patient = 88.0 Kg…
Q: A student, trying to standardize NBS solution using a standard Vitamin C solution (220 mg/L),…
A: Please find the below attachment.
Q: what are the differences and similarities of "The Chemical Professional's Code of Conduct" with Good…
A: The Chemical professional code of conduct is established to maintain the scientific integrity and…
Q: 49.62 kcal into joules
A: Using relation between Kcal and joules we can do this conversion.
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A: The quantities which come across during the scientific studies are named as physical quantities. The…
Q: 6. Catalisis básica Br Catalisis ácida
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Q: Convert 76 kcal to kJ
A: Energy is measured in joule or calorie. 1 Kg = 1000 gram 1 kJ = 1000 joule 1 KCal = 1000 cal
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Q: 9.81m/s^2 to ft/s^2
A: 1 m=3.28 ft9.81 m=9.81x3.28 ft = 32.176 ft ≃32.18 ft
Q: ) Si B) Ge
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- 62. When corn is allowed to ferment, the fructose in the corn is converted to ethyl alcohol according to the following reaction C,H12O6(aq) →2C,H;OH(1) + 2CO2(g) (a) What volume of ethyl alcohol (d = 0.789 g/mL) is produced from one pound of fructose? (b) Gasohol can be a mixture of 10 mL ethyl alcohol and 90 mL of gasoline. How many grams of fructose are required to produce the ethyl alcohol in one gallon of gasohol? 7Amoxicillin is a broad-spectrum semisynthetic antibiotic. Amoxicillin is an organic compound that has a molecular formula of C16H19N3O5S. In pediatric applications it is administered as a suspension. If a medication bottle containing a suspension of amoxicillin reads 0.81 g/0.5 cL, how many moles of amoxicillin were administered to a patient which was given a dose of 9 mL? Report the answer to 2 significant figures. Type your answer...Density of an aqueous solution of nitric acid is 1.43 g/mL. If this solutioin contained 36.0% nitric acid by mass, what volume of solution would be needed to supply 1.50 mmol of nitric acid?
- 16 The odor of fish is due primarily to amines, especially methylamine (CH3NH₂). Fish is often served with a wedge of lemon, which contains citric acid. The methylamine reacts with the citric acid to form an odorless product, methylammonium citrate, thereby making less-than- fresh fish more appetizing. K₁ for CH3NH₂ = 4.407 × 10-4 CH₂NH₂ (aq) + H₂O(1)⇒ CH₂NH3(aq) + OH(aq) A. B. What is the pH of a solution that is 0.7625 M in methylamine at 25.0 °C? pH = Please provider your answer below. t Check answer → A (0) Check answer What is the pH of a solution that is 7.007×104 M in methylamine? pH = Please provider your answer below. (0What volume (in mL) of a soft drink that is 10.5% sucrose (C12H22O11) by mass contains 78.5 g of sucrose (d=1.04g/mL)?1.) In the Dumas method for determining the molar mass of an unknown volatile liquid, a sample of a volatile liquid that boils below 100 oC is vaporized in a boiling water bath and the mass of the vapor required to fill the flask is determined. The following data was collected: Flask Volume 100.0 +100.0 + 79.6 mL = 279.6 mL Mass of Flask + Cap 143.85 g Mass of Flask + Condensed Liquid 144.95 g Mass of Condensed Liquid 1.10 g Temperature of Water Bath (oC) 84.1 oC Barometric Pressure (atm) 0.985 atm a.) What is the molar mass of the unknown? b.) What will its temperature be when the pressure is 1.20 atm and the volume is 250.0 mL?
- The solubility of (NH4)2SO4 in water is 75.4 g of (NH4)2SO4 per 100 g of water. 34.2 g of (NH4)2SO4 are added to 49.4 g of water. How many grams of (NH4)2SO4 dissolved in the water (write your answer with three significant figures)?=0 4 NH3 (1 equiv.)During an experiment you extract 112 mg of caffeine from a 16g sample of coffee. What is the mass percent of the caffeine? How many 5oz cups of coffee could you drink without going over 500 mg of coffee?
- 11.25 g of hydrated copper sulphate CUSO. x H,0 is heated until all water of crystallization is driven off. The anhydrous salt has a mass of 7.19g. What is the value of x? (bring to nearest whole number) 5 None of these answers O 2 04A flask weighs 64.25 g when empty and weighs 91.75 g when filled with water at 20oC. However, when the flask is filled withthe same volume ofisopropyl alcohol at the same temperature, the combinedmass of flask and alcohol is 86.00 g. (a) If the density of water is 0.99823 g/mL at 20oC, what is the volume of water that filled the flask? (b) Determine the density of isopropyl alcohol at 20oC.1. Twenty grams of potassium dichromate (K₂Cr₂O) is dissolved in 150 mL of water. What is its normality as a solution? 2. The solution in the previous problem was used in titration producing chromium() oxide (CIO) What is the normality of the solution in the said reaction?