The recommended limit for safe exposure to sulfur dioxide in the air is 0.000025%. What is this concentration in parts per million, ppm?

Q: COCI, (g) = CO (g) + Cl, (g) @ 100 °C K. = 2.19 x 10-10 Predict the direction the rxn proceeds towar...

A: The given equilibrium reaction is as follows: COCl2g ⇌COg + Cl2g

Q: White limestones contains a large percentage of calcium carbonate, CaCO, What is the mass in grams o...

A: The relation between mole and mass of any substance is given by - Mole = Mass/molar mass

Q: Antiaging products labeled as “cosmeceuticals” are considered drugs in the US.

A:   Question : is it true that Antiaging products labeled as “cosmeceuticals” are considereddrugs in t...

Q: Calculate and compare the molar solubility of Mg(OH)2 in water and in a solution buffered at a  pH ...

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Q: 2.00 L container at 22.00C contains a mixture of 1.00 g H2 (g) and 1.00 g H2(g) and 1.00 g He(g). a....

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Q: The pH of an acidic solution is 4.37. What is [OH]?

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Q: QS. Provide a reasonable curved arrow mechanism for each of the following A. AICI,

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Q: Calculate the following quantity. Show your complete solution.  1.) mass in grams of 1.95x1026 HCl

A: One of any substance contains approximately 6.023 x 1023 molecules of that substance.  

Q: The ratio of an observed measurement of colligative property for a solute in a solution to the value...

A: The solute and their properties are discuss in the coligative properties , in which amoubt of solute...

Q: 2,2-dimethyl-1-propanol

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Q: What is the relationship between bioaccumulation of organic contaminants and Log KOW? Assuming no bi...

A: As we increase LogKow , bioaccumulation of organic contaminants increases. They have linear relation...

Q: A 250 mL solution of 2.5 x 10 M AGNO3 is mixed with 150 mL of 5 x 10 M Na 3PO4- What is the value of...

A: Ans. (a) Value of Q (reaction quotient): The given compounds' reaction is 3AgNO3+Na3PO4 → Ag3PO4+3Na...

Q: Describe the difference between polar covalent and nonpolar covalent bonds. ( Give one example of a ...

A: The correct answer is given below

Q: Tutored Practice Problem 4.5.6 COUNTS TOWARDS GRADE Close Problem Use solution stoichiometry. Calcul...

A: Using stoichiometric ratio of balanced reaction we can calculate how much reactants are used and how...

Q: For the reaction below the partial pressure of NO₂ is 0.31 atm and the partial pressure of N₂O₄ is 1...

A:   Q is the reaction quotient , it is Reaction stage at other than equilibrium stage  Kp is the react...

Q: 96. The average temperature of the human body is 98.6 °F. What is this temperature in °C and K? 98. ...

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Q: The following results were found after completion of Part C in the Experimental procedure: 0.057 M ...

A: To calculate the value of k , we would use the given rate law, values of concentration and rate of r...

Q: How many atoms does a simple cubic cell contains? Select one: a. 2 atoms b. 3 atom c. 4 atoms d. 1 a...

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Q: 1.0 g of a mixture containing 80% CuSO4.5H2O is taken and heated to 120 oC and 160 oC. According to ...

A: Solution ==                          Given that    1.0 g of a mixture containing 80% CuSO4.5H2O  a) ...

Q: Label the diagram according to the components and processes of an alkaline battery. Drag the appropr...

A: In the electrochemical cell, the chemical energy is converted into electrical energy. The addition o...

Q: Given the following organic compound, what type of polymer is being shown in the diagram and how man...

A: Here, an compound is given have to determine the type of bonding in the compound and how many bond b...

Q: Calculate osmotic pressure for 0.10 M Na3PO4 at 20°C

A: We have to predict the osmotic pressure.  

Q: ny grams of o inds of ontor

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Q: by your instructor. Calculations 4. Calculate the mass of the hydrate (2 - 1) 5 Calculate the mass o...

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Q: What is the ho larity of う、 mo 900 mL solution with 94.c6 g

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Q: Shown here are the resonance contributors for the cationic intermediate in the electrophilic additio...

A: To show resonance structure , we show movement of electrons by a curved arrow.  The arrow starts fro...

Q: The concentration of NaOH from the best three of your trials. 2. The average concentration of 3 of y...

A: Given: Titration KHP (g) Vfinal (mL) Vinitial (mL) Vtotal NaOH(mL) 1 0.7027 34.20 0.0 34.20 2...

Q: Obtain the oxidation number for the Cu in Cuo. O-2 O+2 O+1 O-1

A: Please find your solution below : Oxidation number of an atom in a compound or molecule is defined a...

Q: raw the two constitutionally isomeric structures formed when iodobenzene and propene are subjected t...

A: The above reaction is Heck reaction.

Q: Consider a first order reaction AB → A + B If the reaction is 34% complete at the end of 39 s, what ...

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Q: Solve all parts otherwise I will downvote...

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Q: In the reaction of Cl2 with ethane and UV light, which of the following reactions would be a propaga...

A: Free radical of alkane involve three step reaction. In first step formation of chlorine free radical...

Q: A voltaic electrochemical cell is constructed using the following reaction. The half-cell components...

A: The cell compartment in which the chemical reactions occur at the corresponding half cells to produc...

Q: 10. A sample of diethyl ether is allowed to stand, over time it reacts with molecular oxygen to form...

A: The arrow pushing mechanism describes the movement of electrons. If it is half-headed arrow, it indi...

Q: Draw the major product of this reaction. -ignore inorganic byproducts. LHOM Eto NEAIONe CHEW consBE ...

A: Alcohol undergo oxidation. 

Q: How do you assign the chiral compounds for this chair conformation?

A: To assign the chiral compounds for this chair conformation :

Q: What is the pH of a 0.0370 M solution of hydrocyanic acid, HCN (Ka = 4.9 × 10⁻¹⁰)?

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Q: 22. Answer the following about benzene, CoH6 (a) Use the concept of resonance to explain why all six...

A: Resonance means delocalization of electrons over the whole compound.

Q: At 36.0 °C the density of water is 0.9936870 g/cm3. At 37.0 °C the density of water is 0.9933390 g/c...

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Q: A solution is made by dissolving 0.550 mol of nonelectrolyte solute in 789 g of benzene. Calculate t...

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Q: 4. The molecular orbital (MO) energy diagram for cyclopentadiene (compound pictured right) shows fou...

A: I've drawn all four pi orbitals, just to make you understand. 

Q: Suppose you have an 8-hour ozone value of 0.088 ppm, and a PM2.5 value of 35.7 ug/m3. The AQI value ...

A: AQI stands for Air Quality Index which serves as a means to measure the extent of Air Pollution.

Q: examples of Ssily the definitions in the introduction. Cr2 O3 + 2Al- 2Cr + Al½O3 CH4 + 202+ CO2 + 2H...

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Q: What mass of aluminum is necessary to produce 4.72L of hydrogen of STP? Aluminum + Nitric Acid > Al...

A: Given reaction is ., Al + HNO3 ----> Al(NO3)3 + H2 Balanced reaction is., 2 Al + 6 HNO3 ----> ...

Q: COBr2 is formed when CO reacts with Br2. Given the reaction CO(g) + Br2(g)  COBr2(g) , If [CO]0 = .5...

A: Given data : [CO]o = 0.50 M [Br2]0 = 0.40 M Kc = 23

Q: In an aqueous solution at 25°C, if [H,O*] = 2.9 × 10 M, then [OH] is:

A: Given :- [H3O+] at 25°C = 2.9 × 10-4 M  To be calculated :- [OH-]   

Q: A primary alcohol is oxidized to form a ketone. The ketone is then oxidized gain. The final product ...

A:   Oxidation of alcohols :  1. Primary alcohol upon oxidising with mild oxidising agent could give al...

Q: Give 2 examples of High performance liquid chromatography (HPLC) on how or when it is recommended to...

A: High performance liquid chromatography is the modification of liquid chromatography. Now a days it i...

Q: Obtain the oxidation number for the N in NH3. O-3 O+4 O+3 00

A: Oxidation number is the charge present in the atom in a chemical species by assuming the compound is...

Q: - Compare the properties of the following using , or = sign 1. boiling point 3.0 mC,H,,O, 2.0 m NaC...

A: