Identify the reagents necessary to accomplish each of the fol- lowing transformations: OH OR `NH2

Q: Carbon 14 dating The technique of carbon 14 (4C) dating is used to determine the age of…

A: For determination of age the formula used in carbon dating of fossil is:      T=-8310 ln(x)Where:…

Q: 8.97 x 106 J = kcal Incorrect

A:

Q: 1-Oxygene in the atmosphere can be consumed by different ways?

A: As we know about the  atmospheric gases are very important for us. these main gases nitrogen (78%) ,…

Q: Given the reachion represented by C Hy)+32 (5)る州)+ CHy Cs) the balanced equation Calculate te number…

A: To get the amount of product formed, 1) Write the balanced chemical equation. 2) Consider the number…

Q: 3- 1. excess LiAlH4 2. H₂O

A:

Q: Active chlorine (CI)” is used both in water treatment and for cleaning. If it is in the water for…

A: To find out the average concentration of Cl2 available in the bleach sample given that the density…

Q: A calibration curve of ZnCl2 conductivity (y-axis) vs concentration (mass percent, x-axis) is made.…

A: In the linear regression plot, the X-axis represents the mass percent of ZnCl2. The Y-axis…

Q: A pharmacist wants to use three lots of zinc oxide ointment containing, respectfully, 40%, 30%, and…

A:

Q: What is 2.07•2.008

A: the product of 2.07×2.008 is

Q: a label on a bottle of cough syrup shows that the bottle contains 25 mg dextromethrophan (DTN)…

A:

Q: If you start with 135 mg of acetone, what mass of NaBH4 in mg do you need? To account for some of…

A:

Q: A laboratory procedure calls for making 510.0 mL of a 1.2 M KNO3 solution. Part A How much KNO3 in…

A: Given, Molarity of solution = 1.2 M volume of solution = 510.0 mL = 0.51 L we are asked to calculate…

Q: A piece of stone weighs 0.05 pounds. When it is submerged in a graduated cylinder containing 50mL of…

A: Density of substance is calculated by dividing the given mass with volume of solution. In the given…

Q: You need to use distillation to separate a mixture consisting of the components in Figure 5. Predict…

A: Distillation is defined as the method of separation of components of mixture on the basis of…

Q: What is the connection of the manhanttan project and chemistry?

A: The Manhattan Project was a scientific and engineering effort to produce the first nuclear weapons…

Q: The patient shows a serum level of cholesterol of 253 mg/dl (MWT = 386 g/mol), express this level in…

A: Given,  Concentration of cholesterol in mg/dL = 253 mg/dL  Molecular weight of cholesterol = 386…

Q: Make a 1:100 solution of Na2SO4.10H20 in 100 ml of water from your previous solution. What is the…

A: Given,   Molarity of Na2SO4.10H2SO4 is 0.061M. 1:100 solution of Na2SO4.10H2O in 100 ml of water…

Q: two solvents A (d=0.859 g/mL) and B (d = 1.290 g/mL) are immiscible. When 12.0 mL of solution A is…

A: Density=1.0314g/ml

Q: Use the lowest possible coefficients. Use the pull-down boxes to specify states such as (aq) or (s).…

A: (a) The given reaction is  : Here, the number of oxygen is not balanced. In LHS it has 2 O-atoms…

Q: In an Erlenmeyer flask, 25.75 grams of potassium nitrate was dissolved thoroughly to prepare a…

A: a.)   Moles of potassium nitrate = given mass ÷ molar mass = 25.75 ÷ 101 = 0.255 (mass = density X…

Q: (iv) CI. COMMO (v) 2x (vi) CI OMe NaOMe NaOMe Jogos NH3 HⓇ (cat.) J (C5H8O4) K

A:

Q: What is the balanced equation for the complete combustion of bu- C₂H₁0? tane, Write out the complete…

A: As we know, Hydrocarbon compounds react with oxygen to form carbon dioxide & water and this type…

Q: Delocalized electrons can occur in conjugated pi systems. The structures that fit this definition in…

A: If two or more double bonds are separated by a single bond, or a double bond and a lone pair of…

Q: For a sample of 50 ml, what is the value of total hardness in mg/L, if you know that the used volume…

A:

Q: I have 6 tubes with the contents labeled. How can I make a 20% concentration serial dilution? Please…

A: Serial dilution: A serial dilution is any dilution in which the concentration decreases by the same…

Q: Q.1: Explain various methods of teaching of chemistry? Which method is best for teaching Chemistry…

A: Teaching involves 4 main components, and you need to look at all 4 of them to succeed in teaching to…

Q: On a balance mass an amount of potassium hydrogen phthalate (KHP) needed to neutralize approximately…

A: KHP is Potassium Hydrogen Phthalate. Molarity of NaOH = 0.1M  Volume of NaOH solution. = 12 mL =…

Q: Whilst working in the pharmacy aseptic unit you are asked to prepare 5 litres of a solution…

A: Molarity will be constant through out the solution any time.

Q: 5) King Krator the Merciless has called on Pogo, a humble goldsmith, to make a crown for the King.…

A: The mass of gold given by King Krator to gold Smith Pogo is ---- 14 oz. The density of gold=19.3…

Q: A 5.000 g of metal ore is dissolved in 20.000 mL of acid (density 1.840 g/mL). The mass of the…

A: Mass of metal = 5.000 g Volume of acid = 20.000 mL density of acid = 1.840 g/mL Calculation of mass…

Q: 3. (a) If 10.0 mL of H;SO4 (sp. Gr. 1.50, containing 48.7% of combined SO3 by weight) is diluted to…

A: 3a) From the given data -              48.7 g of SO3 is present in 100 g of total solution. 10.0 mL…

Q: What is the pH of (3.21x10^-1) M C5H5NHBr?

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

Q: What is true for this chemical reaction:: 16CO₂(g) + 18H₂O(l) = 2C8H18 (1) +250₂(g)? Select an…

A: Given that the reaction is

Q: How many significant figures is present in the following measurement?   volume of 0.1004 M BaCl2…

A: Rules for significant figures - 1. The digits which are non-zero are always considered as…

Q: So are there 2 products or 4?

A: To determine whether the products formed are 2 or 4.

Q: 1. XY,(aq) + T(s) –– > TX(s) + Y(s)

A: Given: A chemical reaction.  To find : Balanced chemical equation and type of reaction.  Solution :…

Q: Q5. As part of the aspirin synthesis lab, the orgo students also had to perform the following…

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Q: Subtract 3.58 * 10 ^ - 2 kg from 1.41 * 10 ^ 11 ng and report your answer in g

A:

Q: What charge would exist on chlorine (#17) after it reacts with a rubidium atom (#37)?

A: We would check electronegativity values of determine the charge.

Q: 21. What is (are) the major product(s) of the following reaction? a a Br HBr (1 equiv) Br ▶ Only I,…

A: