Thu Feb 2 Question 10 of 10 Determine the number of atoms of O in 45.0 grams of C12H22O11.

Q: C12 hv + da. Da ya + + HCI

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Q: 25. Lactic acid (also known as milk acid) is composed of only carbon, hydrogen, and oxygen and has a…

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Q: The elements nickel (Ni) and boron (B) form two binary compounds with the following compositions:…

A: Here two elements Ni and B combine with each other to form two compound. Grams of Ni per grams of B…

Q: A gas is at 1.3 atm and 45.1°C. What is the concentration of the gas in units of mol per liter…

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Q: Check out Table 11.1 and identify which gas is most soluble in water at 20°C. Now which gas is least…

A: •Here we have to tell about solubility of gas in water. •Hernry' Law:- According to this law gas…

Q: What are the fragment ions obtained for the following through both the one bond and 2 bonds…

A: In mass spectrometry, the fragmentation of molecular ions takes place on the site where it has ion…

Q: Circle each amino functional group. Amines are weak bases. CH H₂N-CH-COOH CH CH 4-toluidine -NH₂…

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

Q: Draw the line form into condensed formula. H₂C CH3 CH3 CH3 CH3 CH3 CH3

A: we have to draw the condensed structure of the given molecule

Q: A chemist dissolves 45 g of acetic acid in enough water to prepare two litres of solution. a) What…

A: This question belongs to Solution chapter.

Q: Consider the following system at equilibrium where K = 0.159 and AH = -111 kJ/mol at 723 K. N₂ (9) +…

A: Le Chatelier's principle: This principle is used to predict the effect of a change in conditions on…

Q: Height in km

A: Dimensional analysis is used to convert a physical quantity given in one type of unit to some other…

Q: 7. Using the bond dissociation energies provided below, draw an energy diagram for the two…

A: Suppose a reaction  A2 + B2 –> C2 Then ΔHrxn given as ΔHrxn  = Σ Bond energy of reactants -Σbond…

Q: Use the data to determine the entropy change ASrxn for this process: NH3(aq) + HOCl(aq) = NH₂Cl(aq)…

A: Given -> NH3(aq) + HOCl(aq) ---> NH2Cl(aq) + H2O(l)

Q: Consider an aqueous solution containing 1.0 g/L of a protein (molar mass = 7.5 x 104 g/mol) with a…

A: Answer: Properties of the solution those depend on the number of solute particles present in the…

Q: A student calculated a density of water as 1,15 g/mL from his/her experimental data. What errors…

A: Density is a measure of mass per unit volume of a substance. It is calculated by dividing the mass…

Q: Which functional category CANNOT be an ester's isostere? carbamate. amide urethane.   pyrrole.

A: isostere groups have same type of physical and chemical properties. They have same number of…

Q: What is the conversion factor for the relationship between millimeters and centimeters

A: What is the conversion factor for the relationship between millimeters and centimeters

Q: What volume of 3.0M acetic acid will form from the reactian of calcium acetate with 125mL of 1.0M hy…

A: Answer: This question is based on stoichiometric calculation where by using stoichiometric…

Q: reaction vessel mol ¹12, mol 12, and 3.91 mol e at 493°C for the reaction of hydrogen and iodine to…

A: Given -> Volume=V = 13.9 L  T = 493°C  Mole of H2 = 0.873 mole  Mole of I2 = 0.357 mole  Mole of…

Q: 2 KClO3              2 KCl + 3O2 How many grams of O2 will be formed from 3.76 grams of KClO3

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Q: Natural gas is a naturally occurring fossil fuel that is abundant in Alberta. Based on typical…

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

Q: 1 A 25.0 g sample of quartz, which has a specific heat capacity of 0.730 Jg¹C¹, is dropped into an…

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Q: C. Write the electron configuration of the following atoms and identify what Family and period do…

A: The given question is based on the periodic table and electronic configuration. Diamagnetic- When…

Q: With the image attached make one graph of the average volume and density vs year. Be sure to label…

A: To plot the graph of Average Volume and density vs Year. Also, To label the axes

Q: For each of the following: a. Does the element have allotropes? b. Does the element form diatomic…

A: In the given question, four elements are given. It is asked to find out the elements having…

Q: A student experimentally measured the density of gold as 19.98g/cm^3. A handbook reports a value of…

A: The given information is as follows: The experimentally measured value of density of gold (measured…

Q: Under certain conditions, the substance ammonium chloride can be broken down to form ammonia and…

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Q: The density of aluminum is 2,710 kg/m³. What is the volume, in cm³, of a 19.50 g aluminum block

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Q: Freezing point depression can be used to experimentally determine the van 't Hoff factor of a solute…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: SH₂C₂O()+2KMnO4(s) + 6HCl(aq)- →→2MnCl(aq) + 2KCl(aq) +10CO2(g) +8H₂0 0.395 g of KMnO4 were reacted…

A: Given -> Weight of KMnO4= 0.395 gm  Volume of H2C2O4 = 50.0 ml = 0.050 L (1L = 1000ml) =V1…

Q: 1.72. Calculate the average grade using equation 1.32 if the scores on a 10-point quiz are 5, 5, 5,…

A: Since, Average of the given sample or data is calculated as sum of all the data divided by the…

Q: You have a sample of 121.5 g of C₂H6. How many moles of C₂H6 are in the sample?

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Q: An electromagnetic ray whose wavelength in 4x10-4 and when it passes through a transparent medium,…

A: The relation between the wavelength (λ) and the frequency (ν) is - (λ)×(ν)= c Here c is the speed of…

Q: A buffer contains 0.035 mol of boric acid (pKa = 9.15) and 0.015 mol of sodium borate per liter. (a)…

A: We have to calculate the pH of the buffer solution

Q: 2. What quantity should be dispensed when 50 mg of amitryptyline has been prescribed two times per…

A: Dosage of medication

Q: References Use the References to access important values if needed for this question. A sample of…

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Q: 1. 3. HO 5. HO. x H 2. 14. > He -애 XON 애 ㅅ 1 <

A: The names of the alcohols are given below -

Q: The first-order decay of radon has a half-life of 91.75 hours. How many grams of radon remain after…

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Q: Write the electron configuration of the following atoms and identify what Family and period do they…

A: The electronic configuration and the class of the elements are given below

Q: the energy lost when 18.3 g of gold cools from 224 °C to 113 °C

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Q: References Use the References to access important values if needed for this question. Two samples…

A: Law of Definite Proportions : It states that in a given compound, the elemental components are in a…

Q: 1.) Introduce the following molecule to an oxidizing agent three times. OH

A: We have to tell what happens when the given hydroxyl compound is oxidized three times. The given…

Q: Given the information A+B C 2D D calculate AG at 298 K for the reaction A + B 2C ᎪG° = AH = -641.9…

A: Given : reaction and thermodynamic data

Q: D. Give the quantum numbers for the last electron of each element given in Part II following the…

A: Since, For representation of electron in an orbital we use four type of quantum number-- 1)Principle…

Q: Identify the functional groups by matching the given structures with the provided options. Write the…

A: In IUPAC nomenclature when a compound has more than 1 functional group then the order of precedence…

Q: References Use the References to access important values if needed for this question. Under certain…

A: We know , number of moles = Given Mass / Molecular Mass

Q: A student found an object to weigh 163.46g. The “true” weight was known to be 163.24g. Calculate the…

A: Percentage error is used to measure the accuracy of any measurement. The formula for percentage…

Q: 88) (a) (b) (c) (d) The effective nuclear charge for 4s and 3d electrons in nickel are 4.05 and 7.55…

A: The expression for the effective nuclear charge Z∗ is Z∗=Z−SHere, Z is the nuclear charge and S is…

Q: In a laboratory experiment, students synthesized a new compound and found that when 11.52 grams of…

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Q: Which of the following is the correct Kf expression for the formation of the complex ion…

A: We have been asked to choose the correct Kf expression for the formation of the complex ion…

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.