The percent by mass of manganese(II) in Mn3(PO4)2 %. is

Q: Which of the following solids will have the lowest melting point? a. H2O(s) b. Ne(s) c. Na(s) d.…

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Q: Write the net ionic equation for the following molecular equation. NaCH3COO(aq) + Hl(aq) = Nal(aq) +…

A:

Q: cyanic acid (HCNO) hypobromous acid (HBrO) Ka = 2.0 x 10 Ka = 2.8 × 10-⁹ Use the information in the…

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Q: Consider a situation in which acid rain has heavily polluted a lake to a level of pH 4. An…

A: The value of pH expresses how much concentrated the acid solution is.

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Q: Consider an electron and a neutron confined in a box of some small size. If the lowest energy (also…

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Q: CH(CH3)2 -SH Br H3C- H -CH₂CI CH₂CH₂OH

A: For configuration draw an arrow starting from priority one and going to priority two and then to…

Q: Draw the major organic product for the reaction. (Include mechanism)

A: This reaction is an oxymercuration and demercuration reaction of an alkyne, in which we have to find…

Q: Describe the following materials. What are they used for? a. Weighing bottles b. Desiccator and…

A: Weighing bottles, desiccator, crucible and filter paper are the laboratory utensils.

Q: When 50.0 mL of 1.00 M hydrochloric acid and 50.0 mL of 1.00 M sodium hydroxide react, the…

A: Given data  50.0 mL of 1.00 M hydrochloric acid 50.0 mL of 1.00 M sodium hydroxide T1= 20.4C T2=…

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A: To check if jewellery is of silver or not , we would first calculate the density from the given mass…

Q: What is the pH of a 0.40 M solution of NH4CI (K₁ of NH3= 1.8 x 10-5)? Your Answer:

A:

Q: Chaya the chemistry student carries out a titration by adding an aqueous solution of NaOH to an…

A: Here acid is weak , so initially it will dissociate partially.  Then on adding NaOH , hydronium ion…

Q: 8. Give the formulas and names of the soluble and insoluble products that form when aqueous…

A: Double displacement reaction: A double displacement reaction is a type of reaction in which two…

Q: For each of the following balanced chemical equations, calculate how many grams of the products…

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Q: According to the following reaction, how many grams of sulfur trioxide will be formed upon the…

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Q: 6.) Calculate the concentration (N) of arsenic acid (H₂A504) in a solution if 25mL of that solution…

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Q: In a chemical reaction, exactly 2 mol of substance A react to produce exactly 3 mol of substance B.…

A: The given reaction is  2A ------> 3B  2 mol of substance A react to produce exactly 3 mol of…

Q: alled the a position. Predi halene with CH3 CH₂ CC 8 2 a positio

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Q: Consider an F M solution of Fe2(SO4)3. Besides H+ and OH−, the known species are Fe3+, Fe(OH)2+,…

A: Given species Fe3+, Fe(OH)2+, Fe(OH)2+, Fe2(OH)24+, FeSO4+, SO42−, and HSO4− , H+, OH- a) To write…

Q: What is the wavelength of light with a frequency of 5*1014Hz   Question 3 options:   1200 nm…

A: Recall the data, Frequency=5*1014 Hz wavelength =?  1 nm = 10-9 m

Q: 1. The solubility of magnesium hydroxide (Mg(OH)2) is approximately 3.7 x10-5 M at room temperature.

A: Dear student since you have posted multiple questions we will solve the first question for you if…

Q: 1) What is the pot of a 0. 0235 M HCl solution?

A: Given data  HCl = 0.0235 M find out POH

Q: 5.) What volume in mL of a concentrated solution of NabH (6.0M) must be diluted to 200 mL to make a…

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Q: Define the following classification of chemicals. Give at least three examples each. a. special-…

A: Special-Purpose Reagent: chemicals that have been prepared for a specific application. Included…

Q: How many grams of diatomic nitrogen (N2) are needed to produce 2.75 moles of ammonia?

A: Reaction for ammonia synthesis: N2 + 2H2 ------> 2 NH3 Moles of ammonia = 2.75 moles

Q: BALANCE REDOX REACTION (USE THE LONG METHOD WITH CHECKINGS) MnO₂ + CrO3 → Mn + CrO4 CONTENT SHOULD…

A: We have to find the balanced redox reaction for the following: MnO2 + CrO3-     ---->  Mn + CrO4-

Q: 5. 16.0 g of SO₂ reacts with 16.0 g of O₂ to produce SO3: a. Write the balanced molecular equation:…

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Q: Sucrose or table sugar has the formula Call On What is the mass of 1.00 x 100 molecules of sugar.…

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Q: BALANCE REDOX REACTION (USE THE LONG METHOD WITH CHECKINGS) MnO₂ + CrO3 → Mn + CrO4 CONTENT SHOULD…

A: this is a redox reaction.

Q: BALANCE REDOX REACTION (USE THE LONG METHOD WITH CHECKINGS) + Mn + CrO4 MnO₂ + CrO3 → Mn

A: A balanced equation is one in which the number of each type of atom is the same on both the reactant…

Q: Relative Transmittance 0.8 0.6 0.4 3000 INFRARED SPECTRUM www 2000 Wavenumber (cm-1) 1000

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Q: find Ag+ and molar solubility please

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Q: 1) What is the pot of a 0. 0235 M HCl solution?

A: pH of the solution measure the acidity of the compound. If value of pH is less than 7 then solution…

Q: Explain why CCl3COOH is more acidic than CH3COOH, CH2ClCOOH, or CHCl2COOH.

A: Please find your solution below : Inductive effect is a phenomenon in which change in electron…

Q: A chemist titrates 190.0 mL of a 0.3602M lidocaine (C₁4H₂1 NONH) solution with 0.2711 M HCl solution…

A: Answer:- This question involves the titration of weak base against the strong acid. At equivalence…

Q: BALANCE REDOX REACTION (USE THE LONG METHOD WITH CHECKINGS) Fe2+ + Cr → Fe + Cr³+ CONTENT SHOULD BE…

A:

Q: For the reaction   Na2CO3+Ca(NO3)2⟶CaCO3+2NaNO3Na2CO3+Ca(NO3)2⟶CaCO3+2NaNO3   how many grams of…

A: This question is related to stoichiometry. In this question, it is asked to find out how many grams…

Q: Question 3. 6.8 mL of 2.5 M CH3COOH (acetic acid, commonly known as vinegar) was added to make a 3L…

A: we need to determine the acetate ion concentration in mg/L, ppb, and M. Given that 6.8 mL of 2.5 M…

Q: Which statement is true regarding the modern quantum mechanical model of the atom? 1.)Its solutions…

A: Quantum mechanics is a the study at microscopic level. (Do not follows Newton's law) Classical…

Q: You have been asked to determine the empirical formula of an iron(?) nitrate salt, Fe(NO). You weigh…

A: Given the mass of the iron nitrate sample = 4.1419 g  => (mass of iron) + (mass of nitrate) =…

Q: Write a net ionic equation for: CaCl2+ Pb(NO3)2 -----> Ca(NO3)2 + PbCl2

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Q: 2.) How many mi ut HNO3 concentrate are needed to prepare 250 ml of solution, the percent by volume…

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Q: The base dissociation constant for 2-pyridinamine is K Determine the pH of a 0.020 M solution of…

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Q: Suppose the pH of a solution decreases by 4. How does the hydrogen ion concentration change? CHICCID…

A: pH measures acidity or basicity of a solution. If pH of solution is less than 7, then solution is…

Q: How to determine the si or re side of flatvin??

A: Given that, How to determine the re and si side of flatvin.

Q: To harvest blood culture, you add 100ul 10ug/ml colcemid to 10 ml blood culture.     What is the…

A: To calculate final concentration of colcemid in blood culture, we would use dilution law given as :…

Q: Calculate the solubility of Mg(OH)2 in a buffer solution that is 0.75M NH3 and 0.50M NH4Cl. Assume…

A:

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".