How many hydrogen atoms are there on the carbon atom labeled "A"?

Q: .) Give the molecular formula (e.g. C6H12O6) for the following compound. What is the hybridization…

A: Hybridization and number of sigma bonds and lone pairs: If any atom has the sum of lone pairs and…

Q: How many grams of solute are present in 645 mL of 0.200 M KBr?

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Q: 4. Draw in all the lone pairs on each structure. Briefly compare the size/shape of each molecule.…

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Q: Which of the following will have 1 decimal place in the correct answer? O 145 cm + 76.9 cm O 1.23 cm…

A: Answer: In addition and subtraction operations, number of significant figures to the right of the…

Q: This is your graph. The rate of reaction at any point in time is given by the gradient of the…

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Q: How is "Characterization and spectroscopic techniques for analyzing" used in a melting point…

A: Melting point is the temperature when a substance starts melting. The melting point of a compound is…

Q: 5. While cleaning your attic, you find your old rock collection. If 74.2% of the rocks have a rock…

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Q: What is the total amount of compound you can recover after the first recrystallization of 5g  impure…

A: First we have to eliminate the impurity from the crude. Now the mixture is heated to make NBS…

Q: 4.44 x 1066/2.82 x 1023 = O 1.57 x 1043 O 1.57 x 1041 O 1.57 x 1044 O 1.57 x 1042

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Q: 2. Complete the table by writing the two new compounds that form if the solutions were mixed. Make…

A: Find out compound which is soluble or insoluble (ideally write the number and soluble or insoluble)…

Q: How many kilometers are in 1.58 x 10^5 feet

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Q: 2. (a) The v(CO) of isoelectronic series [Mn(CO).], [Cr(CO)] and [V(CO) are 2090 cm 2000cm¹ and 1860…

A: This question is based upon finding the IR Stretching frequency of all the compounds. The answers…

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

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Q: Select the substituent with the highest priority in the R/S system. M A. -CH2CH=O B. -CH=0 C.…

A: Since you have asked multiple type questions, we will solve only first  questions for you. If you…

Q: f) Calculate the pH of the following solutions: (i) A 0.045 M solution of sulphuric acid. (ii) A…

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Q: torm the

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Q: In the first stage of the industrial production of nitric acid, ammonia reacts at high temperature…

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Q: он за OH H3C OH Н.С CH3 CH3 NHE COOH OH CH₂ 'Br

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Q: Ifosfamide is a pharmaceutical used in the treatment of testicular cancer. Use valence bond theory…

A: According to valence bond theory(VBT), while finding hybridization of an atom in a covalent…

Q: An incomplete Lewis structure is shown below. The structure only shows the atoms and how they are…

A: Given in following question a incomplete Lewis strecture CH3CNO…

Q: Identify the classification of amine in arginine.

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Q: What is the molar mass of glycerol if a solution of 5ml glycerol in 25ml of water resulted in a…

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Q: .......... is the smallest chemical compounds found in crude oil in terms of molecular weight. O gas…

A: Crude oil is a compostion of hydrocarbons.

Q: Add or subtract the following measurements. Be sure each answer you enter contains the correct…

A: Given4.50 mL + 0.827 mL =  mL11.827 mL + 8.9 mL =  mL14.97 mL + 9.800 mL =  mL

Q: Hexane is a colourless liquid with a characteristic smell that reacts with chlorine gas in the…

A: Given - Liquid hexane reacts with chlorine gas to form liquid chlorohexane and hydrogen chloride gas

Q: If I have a mass of 77.9 kg and a volume of 77.9 L, how dense am I in grams per microliter?

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Q: How many pm are there in  4.60x10 m? Enter the appropriate exponent as a number and not a word.

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Q: Chemistry 1) Take 1 mL of a liquid bacterial culture (aka original culture) and mix it with 9 mL of…

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Q: 5) For the following spectroscopy problems... (a) Calculate the degree of unsaturation. 1 (b) Assign…

A: IR spectroscopy is used to determine the functional groups present in the sample. Different…

Q: 6. The amount of nickel (FM 58.693) in steel can be determined with the precipitating agent…

A: The question given is a type of gravimetric analysis, so let's understand what is gravimetric…

Q: Correlate the photoelectron spectra of N2 and O2 with their respective molecular orbital diagrams.

A: The photoelectron spectra of nitrogen and oxygen are described with the help of MO diagram as…

Q: While cleaning your attic, you found your old rock collection. If 83.58% of the rocks have a mass of…

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Q: The atomic number indicates the total number of neutrons and protons in a nucleus the number of…

A: #1) For an neutral atom        Atomic No. = No. Of protons OR No. Of electrons         mass no. =…

Q: How many moles of mercury are in 17.140 grams of mercury?

A: Atomic number of mercury is ----  80 Atomic mass of mercury is ----- 200.59 g Since atomicity of…

Q: The gasoline in an automobile gas tank has a mass of 60.0 kilograms and a density of 0.752 grams per…

A: Given :  Mass = 60.0 kg  Density = 0.752 g

Q: of (C) Freezing of a liquid 6) Which of the following systems has a negative sign of AS (A) H₂O →…

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Q: c) Write equations to represent the following processes (state symbols are required) i) the enthalpy…

A: In this question, we have to solve the all the sub-parts of part(c) question.

Q: what is C2-C3 bond and what is C1-C2 bond？how does breaking C2-C3 bond gives ch3-ch2？what is the…

A: A carbon chain gets number from higher priority to lower one. The given carbocations are propyl and…

Q: b) In a second experiment to verify the value of x, the pharmacist heated a 3.752g sample of the…

A: Given, mass of sample of lysine hydrate =3.752 g mass of sample after heating =  3.278 g

Q: Question 1 a) This question concerns the theoretical molecule xenon thiotetrafluoride, XeSF4. i)…

A: #Q.1: #(a): #(i): Xenon thiotetrafluoride, XeSF4 is a covalent molecule that is formed due to…

Q: a 25ml sample of 0.1000mol/l propanoic acid in a flask is titrated with  0.1000mol/l  NaOH solution,…

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Q: An unknown perfect gas was detected in the breath of a ferret. It appears to be made entirely of…

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Q: 3. Initial rates shown below were measured for the following reaction: CO(g) + Cl2(g) → COCI₂(g)…

A: Answer: Power of concentration terms in the rate law are called as order of reaction with respect to…

Q: Draw the Lewis and resonance structure for PO43-

A: The Lewis structure of PO43- ion is important because it is required to draw phosphate ion resonance…

Q: d) If the uncertainty in one volume reading for the class A burette used is 0.03 mL., find the…

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Q: .) Draw a valid resonance structure for the following. Include the appropriate arrow to indicate…

A: Here we are required to draw the resonating structures of the given species

Q: 12. Write a unit equation for each of the following metric equivalents. a. Gm and m b. Tg and g c. L…

A: Metric system is an system of measurement which  uses the base units of meter, kilograms, and…

Q: Fill in the missing part of this equation. 56. cm mm

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Q: Which of e tollowing has the lowest standard entropy ( (A) N₂O (B) NO (1)

A: As we know , entropy is a measure of randomness therefore entropy order for three states of matter…

Q: Look at the image below. Ne C ΟΝ D N Based on the distribution of electrons, which would you expect…

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Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.