Magnesium oxide can be made by heating magnesium metal in the presence of oxygen. The balanced equation for the reaction is:

Q: The reaction A → C was performed and the concentration vs. time data below collected. time, s 0 3…

A: AO =INITIAL CONCENTRATION At = CONCENTRATION AT TIME  T k = RATE CONSTANT  t = TIME INTERVAL

Q: Which carboxylic acid is the most acidic? F A OH B OH Br OH Br D OH

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Q: You may use the following table of pKa values for typical amino acid substituents. alpha carboxylate…

A: Consider the following 3 peptides.   Peptide 1: E-H-A-D-E-K   Peptide 2: E-D-R-H-Y-G   Peptide 3:…

Q: Describe and write about the history of the atomic theory. Compare the five theories.

A: Atomic theory: The theory that tells about the structure of the atom is named atomic theory. Atomic…

Q: If the decomposition of a chemical is monitored at 25°C and the initial concentration is 3.1 x10-2…

A: First-order reaction: The rate of the first-order reaction depends only on one reactant. According…

Q: Write a balanced chemical equation for each of the following. Solid iron(III) oxide reacts with…

A: Given that,  Solid iron(III) oxide reacts with hydrogen gas to form solid iron and liquid water.…

Q: 8. A first-order reaction is performed twice at two different temperatures. The first run was…

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Q: Rank the following in order of increasing acidity (least acidic first). OH A B CH3 с .NH₂

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Q: How many moles of atoms are in each elemental sample? 6.69×1023 K atoms to mol Express your answer…

A: K  is symbols  of pottasium  atom Given Number of atom of K =6.69 ×1023 Mole of K atom = ?

Q: Use the References to access important values if needed for this question. The compound methanol,…

A: Given, Reaction : 2CH4O(I) +3O2(g) →2 CO2(g) +4H2O(g)

Q: Macmilla For the reaction below: CaCO3(s) + 2 HCl(aq) Calculate the mass of CaCl₂ produced from 25.0…

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Q: Calculate the number of milligrams of sulfur powder needed to prepare 30 grams of 1.50 sulfur…

A: •Here strength of Sulphur ointment is given, which 1.5%. •1.5 % means 1.5 gm Sulphur present in 100…

Q: On the basis of the evidence developed in this experiment, would silver react with diluted sulfuric…

A: We have the results and observations for 6 different test tubes.

Q: Some measurements of the initial rate of a certain reaction are given in the table below. [N₂] [H₂]…

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Q: Exactly 9.96 g of an unknown substance is dissolved in 2.50 x 102 g water. The freezing point of…

A: You will need to use the equation:      •       ΔTf = i Kf m , where , ΔTf = how much the freezing…

Q: When methylcyclopropane undergoes a hydrogenation reaction with Nickel at 150°C, what is the IUPAC…

A: Hydrogenation reaction of methylcycloprapane with Ni catalyst at 150°C gives n-butane upon ring…

Q: Propose an efficient synthesis the following transformation: MeO OMe KP The transformation above can…

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Q: Can the mirror image of bromochloromethane (CH2BrCl) be superimposed on the original? (chirality)

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Q: What is the volume in liters of water that would be required to fill an aquarium that is 20.0 in…

A: Given: Length = 36.0 in Breadth = 20 in Height = 16.9 in

Q: Acetic acid and ethanol react to form ethyl acetate and water, like this: HCH,CO,(aq)+C,H,OH(aq) →…

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Q: Calculate the mass in grams of each sample 3.9×1022 SO2 molecules to g Express your answer using…

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Q: A reinforced reaction vessel is loaded with 2.00 moles of lithium metal and 1.50 moles of solid…

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Q: 10.40 Calculate the pH of each solution given the following: a. [H₂0¹] = 1 × 108 M c. [OH] = 1 × 102…

A: ♦ pH is defined as the negative logarithm of hydronium ion, H3O+ concentration of base ten .Thus,…

Q: 10.58 Consider the buffer system of nitrous acid, HNO2, and its salt, NaNO₂. HNO₂(aq) + H₂O(1) a.…

A: We are given a buffer of nitrous acid and its salt NaNO2. We are to discuss the purpose of this…

Q: Calculate the mass in grams of each sample 4.8×1025 O3 molecules to g Express your answer using two…

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Q: 6. Analysis of Buffers in Unknown Imagine that you are given thre is a buffer, the other two are no…

A: A buffer is a mixture of a weak acid (HA) and its salt (e.g., NaA), and is sometimes referred to as…

Q: NH₂ OH 4-aminophenol + CHO Acetic Acid PC12CHO EtOH OC12H25 4-(dodecyloxy)benzaldehyde C12H25O HC OH…

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Q: QUESTION 10 If SL of wet O2 is collected over water at 25°C and a barometric pressure of 800 Torr,…

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Q: To make 1.50 L of 0.100 M NaCl from a 2.96 M stock solution, you would need to take  mL of the stock…

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Q: 2 equiv. H₂NNH₂ оно H₂ of led mechanism for the above g curved arrows. NH₂

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Q: If I have this chart measuring time and temperature change what would be my final temperature? Time…

A: Given: Temperature v/s time data.

Q: NAMING AROMATIC OR CYCLIC COMPOUNDS ANSWER DIRECTLY. 2. 3. 5. 6. он NH₂ CH, NO₂ -OH 7. Co 9. 10. Br…

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Q: Given the reactant Br−Br, add curved arrows to show homolytic bond cleavage, then draw the expected…

A: Concept:  Under the homolytic cleavage the bonding electron are equally distributed between the…

Q: Chemistry Assuming the gas is ideal, set up a table of molar volumes at pressures between 50-500…

A: From Ideal Gas Law equation,                                           PV = nRTWhere, P : Pressure…

Q: [H3O+] 6.4 × 10-¹2 M [OH] pH 10.00 Acidic, Basic, or Neutral? Neutral

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Q: Recently one month's production of sodium hydroxide in the US was 2.15 billion pounds. The density…

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Q: Draw a magnified diagram of a TLC plate in a developing chamber and indicate the following a)…

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Q: How many atoms are in 159 g of calcium? 159 g = 4.13 Incorrect atoms

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Q: Bonus Question During the phenomenon of osmosis, the semi-permeable membrane only allows particles…

A: Answer: Osmosis is a special type of diffusion, namely the diffusion of water across a semipermeable…

Q: The first part is wrong

A: Given -> Weight of NOCl at equilibrium= 0.0220 gm Weight of NO at equilibrium= 0.0114 gm Weight…

Q: Why should a low flame be used in heating the metallic sodium?

A: Low flame be used in heating the metallic sodium.

Q: How did you come up with the (A-)/(HA) = 0.905

A: [A-]/[HA] = 0.905 pH = 4.66  pKa = 4.76

Q: Treatment of a 0.2500-g sample of impure potassium chloride, KCl (74.551 g/mol) with an excess of…

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Q: For the reaction shown, calculate how many moles of each product form when the given amount of each…

A: Given -> C3H8(g) + 5O2(g) ----> 3CO2(g) + 4H2O(g)  Mole of O2 = 4.9 mole

Q: ou have an aqueous solution of Ca(NO3)2 with a molality of 7.26 mol/kg and a density of 1.4963 g/mL.…

A: The mole of solute present in a one-liter solution is known as the molarity of the solution. The…

Q: In the second solution is that suppose to be 0.203 or 0.283

A: We have to clarify the answer of the second solution is  0.203 or 0.283.

Q: When 5-isopropyl-2,3,4,7-tetramethyloctane undergoes complete combustion in the presence of oxygen…

A: Hydrocarbon combustion is a type of chemical reaction where a hydrocarbon reacts with oxygen to…

Q: Methyl group V CH3 -I I N=1 1+1=2 X1H, d Ketone Ketone 1 H 31 symmetric 1H N=4 4+1=5 quintet. Methyl…

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Q: What is an organic compound?

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Q: 000 1. 2. 3. 4. 5. Magnesium A. 1s2, 2s², 2p6, 3s² B. Is², 2s², 2p, 3p² C. Is², 2s², 2ps D. 1s²,…

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