Calculate the pH of 100 mL of 0.30 M NH3 after the addition of 4.0 g of NH4NO3. Assume that the volume remains constant.

Q: a student reacted 14.6 kg of aluminium metal with excess platinum(IV) bromide solution. After the…

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Q: 35.0 g MgBr, in 220.0 mL of solution Express your answer with the appropriate units. HÀ M = Value…

A: Answer Part C)  Mass of MgBr2 = 35.0 g  Volume of solution = 220.0 ml  ...Or  because 1L = 1000 ml…

Q: Part A Nitric acid (HNO3) is a component of acid rain that forms when gaseous nitrogen dioxide…

A: Balanced chemical equation for formation of nitric acid from nitrogen dioxide, oxygen gas ,and…

Q: Determine the pH of each of the following solutions.

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Q: Which one of the following elements is a poor conductor of heat and electricity? iron lead fluorine…

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Q: Prepare a solution of NaCl by accurately weighing approximately 1.45g of NaCl into a 100 mL beaker /…

A: Molality (m)=Moles of soluteMass of solvent in kg mol/kg Mass of NaCl added=1.45gMolar mass of…

Q: NaOH, H₂O, heat в Ә Na Ө Na О НО OH

A: An arrow always depicts from a region of high electron density to low electron density ; that is…

Q: Statement 1: The melting points of metallic solids vary over a large range. Statement 2: The…

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Q: You perform your first titration using your NaOH with a KHP solution. Your KHP solution is made with…

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Q: Where did you get the 1.6*10^-19 and the 9.1*10^-31?

A: This question is related to atoms. There are mainly three subparticles in an atom- Electron Proton…

Q: What is the characteristic that distinguishes metals from one another?

A: The characteristics that distinguishes metals from one another is  malleability, ductility,…

Q: . A sample of mercury(I) nitride weighs 3.33 dg.  How many nitrogen atoms are in this sample? The…

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Q: Which of the following is not a physical change? physical state color boiling point bleaching…

A: Physical change - A physical change is a change which affects the form of the chemical substance…

Q: 1. During the set-up of a distillation or a boiling point apparatus, the position of the bulb of the…

A: Solution - The process of distillation totally depends on temperature of liquids . That’s why…

Q: A chemistry student weighs out 0.184 g of phosphoric acid (H, PO a triprotic acid, into a 250. ml.…

A: Given data,Mass of H3PO4=0.184gVolume of water=250mL=0.250LMolarity of NaOH=0.1400M

Q: Given the measurement of 7.00 L,  (a) what is the accuracy of this measurement? (b) what is the…

A: (a) The accuracy of 7.00L is 2.(accuracy of a number is the number of digits to the right of the…

Q: Determine the pH of each solutions.

A: To calculate the pH use equilibrium constant.

Q: . Sample Four was the only one that was soluble in a nonpolar solvent. What does this suggest about…

A: As this is multipart question, first three questions are solved here. Please re-post rest of these…

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: Hi, as you have posted 2 questions and have not mentioned which one you want us to solve for you.…

Q: A volume of 25.00 mL of the original solution was diluted to a total volume of 100.0 mL and then…

A: If we take a definite amount of solution and then dilute it with by adding of water the mole of…

Q: A chemistry student weighs out 0.425 g of citric acid (H₂CH₂O₂), a triprotic acid, into a 250. mL…

A: Information of question

Q: How many significant figures are present in the following measurement?   volume of 0.1004 M BaCl2…

A: No.of significant figures in 12.67 mL   is   4.  The significant figures are,      1    2    6    7…

Q: balanced chemical equation in

A: We know the definition of the single displacement, double displacement reaction, decomposition,…

Q: Question 4 The number of valance electrons of Zinc(Zn30) is 1 30 None of the above

A: Answer  -2 Valence electron means number electron present in outermost shell

Q: An analytical chemist weighs out 0.167 g of an unknown monoprotic acid into a 250 mL volumetric…

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Q: NO₂ (aq) + Al (s) →NH3 (g) + A1O₂ (aq) O NO₂ (aq) + H₂O(1) + 2A1 (s) + OH¯ (aq)→NH3 (g) +2A1O2¯ (aq)…

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Q: hich metal is the best conductor of electricity? Choose from the choices below: Gold…

A: The answer of this question is given in step 2

Q: Hi, the answer is 0.105 M.

A: Volume of NaOH solution titrated = 28.05 mL Mass of KHP =  0.575 grams Volume of HCl solution = 1.00…

Q: Manganese Sulfate +   Aluminum Phospate

A: Given incomplete reaction is :  Manganese Sulfate +   Aluminum Phosphate ------------> ?…

Q: An analytical chemist weighs out 0.170 g of an unknown diprotic acid into a 250 mL volumetric flask…

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Q: Evaluate the product. (6.06×10^3)(4.03×10^−7)

A: In the multiplication of two numbers we have to  see the number of significant figures present in…

Q: 62.6×13

A: Given that : We have to perform the following calculation : 62.6×13

Q: 7.62 x 10^6 J to kcal

A: We have to convert given quantity to kcal unit.

Q: Alloy

A: Alloys are made up of two metal whose properties are different two it each other.

Q: Consider the reaction below: Pt(NO3)4 (aq) + 4 NaClag) ----> PtCl4(s) + 4 NaNO3{aq) The sum of the…

A: given balanced reaction, Pt(NO3)4 (aq) + 4NaCl(aq) → PtCl4(s) + 4NaNO3(aq)

Q: An analytical chemist weighs out 0.181 g of an unknown diprotic acid into a 250 mL volumetric flask…

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Q: . A concentrated perchloric acid solution is 65.8% HClO4 by mass and its density is 1.68 g mL−1.…

A: 65.8 g HClO4 in 100 g solution. Density = mass/volume  Volume of solution = 100/1.68 = 59.52 ml…

Q: In a titration experiment, 29.1 mL of 0.953 M HCOOH neutralizes 23.2 mL of Ba(OH)₂. What is the…

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Q: hydrogen peroxide → water + oxygen List two physical / chemical properties for each compound

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.