mass

Q: 3) Write the products for the following acid-base reactions. a) CH3COOH Pyridine acetic acid NH3 CI ...

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Q: What is the Molecular weight of a certain volatile liquid which is placed in 225 g flask which has t...

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Q: 2549 Mn, will undergo a positron emission beta emission

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Q: Please Indicate the oxidation state and d-electron count for the anticancer drug given below.

A: In a coordination compound, the oxidation state of metal can be calculated from the ligands attached...

Q: Calculate the standard enthalpy of formation of solid magnesium sulfide (MgS) using the following th...

A: Given data is as follows: 2Mg(s) + O2(g) → 2MgO(s)                   H1=-1203.4 kJ               ......

Q: 1. Balance the following basic redox reaction using the half-reaction method. Br2 → BrO; + Br

A: Stepwise balancing the redox reaction in basic medium-

Q: Determine the pH at the equivalence point when 65.0 mL of 1.22 M CH3ICOOH is mixed with 0.255 M KOH....

A: We have to Determine the pH at the equivalence point when 65.0 mL of 1.22 M CH3ICOOH is mixed with 0...

Q: If 8.0 g of fluorine gas and 5.0 g of neon gas are injected into a 1.8 L vessel at a temperature of ...

A: Ideal gas equation: The temperature, pressure, volume, and mole of the gas are related to the ideal ...

Q: A solution of cobalt(II) chloride is analyzed, and the concentration of cobalt(II) ions is found to ...

A: The given data is as follows: The concentration of cobalt(II) ions = 0.42 mol/L The concentration of...

Q: Aqueous solutions of the following reactants are mixed. After the reaction goes to completion, calcu...

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Q: 7. The graph shows a suddan incroasa in atomic adus far lithium, sadium, potassium, nubidium, and ca...

A: Please find your solution below : Atomic radius is defined as the distance from the nucleus of atom ...

Q: 8200 3°Lİ, which is more stable or

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Q: HBr, peroxide 12. (1 equivalent)

A: Addition of HBr in the presence of peroxide gives anti-Markovnokoff's product ie Br goes to the carb...

Q: 7.00 L of water vapor at 50.2 °C and 0.121 atm reacts with excess iron, how many grams of iron(III) ...

A: Volume of H2O = 7.00 L  Temperature = 50.2°C  Pressure = 0.121 atm 

Q: Н+ H-C-C 0-H + 2 -> HO HICIH

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Q: Two reactions and their equilibrium constants are given. A+2B 2C K = 2.81 2C D K2 5 = 0.248 Calculat...

A: Consider the given equilibrium reaction is as follows; A + 2B ⇌  2C                   K1=2.81       ...

Q: Calculate the pH of a 0.20 mol/L solution of benzoic acid. Ka(benzoic acid) =  6.25×10-5 Express you...

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Q: A balloon filled with hydrogen gas had a volume of 25000 LL at a pressure of 760 mmHgmmHg and a temp...

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Q: The rate constant for the gas-phase decomposition of ethane is 2.5 x 105 s-1 at 823 K. The activatio...

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Q: Calculate the Ka of a weak acid, HA, which ionizes 36.5 % in a 5.75 M solution. Your answer must inc...

A: According to the question  we need to determine the Ka value for weak acid HA.  The ionization react...

Q: What is the expected MAJOR product of the reaction shown below? ... 1) 1 mol HCI 2) 1 mol HBr Br Br

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Q: A compound was found by elemental analysis to contain 39.96 % carbon, 13.42 % hydrogen, and 46.62 % ...

A: Molecular formula is the formula of the molecule in which all the atoms are represented with number ...

Q: A solution of hydrobromic acid with a concentration of 0.7 mol /L was mixed with an equal volume of ...

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Q: Consider the following equilibrium system; 2HC1(g) + I2(s) 2HI(g) + Cl,(g) AH = - 254 kJ/mol Using L...

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Q: If 2.3 moles of water decomposes to it's constituent gasses at 2.49 atm. What is the partial pressur...

A: 'As you have posted different multiple question. We will solve only first one aa per our guideline. ...

Q: 4. The %Mn in steel can also be determined spectrophotometrically by oxidizing the manganese to the ...

A: A numerical problem based on analytical process, which is to be accomplished.

Q: Please Indicate the molecular geometry for the iron surfur protein in the picture. A) square...

A: Iron sulfur protein : Iron sulfur proteins act as one electron transfer protein in many biological r...

Q: Draw the structure for the major organic product of each of the following reactions.

A:   Hydroboration :   Addition of borane to alkene , it gives alcohol  It is syn addition  Antimarkov...

Q: At a certain temperature, 0.800 mol SO, is placed in a 4.50 L container. 2 SO,(g) = 2 SO,(g) + 0,(g)...

A: Given;

Q: Calculate the equilibrium constant for the following reaction at 25°C: Fe2 (aq) + 2Ag(s) Fe(s) 2Ag (...

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Q: 2. Calculate AG° (kJ) for the following reaction in acidic media and predict if this reaction is for...

A: We have to calculate DelG (kJ) for the following reaction in acidic media and predict if this reacti...

Q: List and explain 2 beneficial and 2 harmful effects of fungi. Edit Format Table 12pt v Paragraph v B...

A: Fungies are micro organisms which are present at about anywhere. It has harmful effects as well as b...

Q: The following reaction can be used to convert carbon dioxide to oxygen gas. 4 KO2 (s) + 2 CO2(g) → 2...

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Q: Write the Lewis structure(s), predict the molecular/ion shape (eg. linear) , and the types of interm...

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Q: How many valence electrons are in the ion No^-? Describe how you obtain the numbers of valence elect...

A: This is the concept of counting the electrons of outermost shell which is called valence shell and p...

Q: The distance travelled by an unknown sample in the TLC plate is 9 cm. Given the retention factor to ...

A: Consider the given information is as follows; Distance travelled by sample = 9 cm Distance travelled...

Q: Why does the melting point (70-71) above match neither the enantiomers’ nor the racemate’s? Does it ...

A: To determine the purity of ibuprofen using melting point.

Q: 23U → 20 Pb + 8 ža + 6_{ß The nuclear reaction is balanced O The nuclear reaction is not balanced

A: Nuclear reaction is a process in which two nuclei, or a nucleus and an external subatomic particle, ...

Q: Which of the following statements is true for a 25Mg+2 cation? O .it has 12 protons, 10 electrons, a...

A: The general notation of the symbol of an atom is: XZA Here, Z is the atomic number and A is the mass...

Q: Select a chiral atom in this monosaccharide. • Gray = C; white = H; red = 0; blue = N; dark green = ...

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Q: Use the information provided to determine AH°rxn for the following reaction: 3 Fe2O3(s) + CO(g) 2 Fe...

A: Given that a question of    3Fe2O3+CO → 2Fe3O4 +CO2   Given a formation enthlpy of  Fe2O3 = -824Kj/m...

Q: A. Write chemical reaction of butanal added with ethanol in structural formula. B. Write an equation...

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Q: 2 NazS203 (aq) + I2 (aq) → NażS4O6 (aq) + 2 NaI (aq)

A: A net ionic equation is an expression where only the elements which are directly taking part in the ...

Q: 4. The compounds given below are all fertilizers and provide nitrogen to the soil. Which of the comp...

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Q: nt(central atom).

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Q: Calculate AG° for the following reaction at 25°C. 2AI (aq) + 3Mg(s) 2AI(s) 3Mg (aq)

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Q: + HI

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Q: Many nonmetal oxides are acidic in the sense that they will react with water to form acids. For the ...

A: SO3(s) + H2O(l) ...> H2SO4(l)  Oxidation number describe the total number of electrons lost or ga...

Q: Consider the reaction. A(aq) =2 B(aq) K. = 4.46 x 10-6 at 500 K If a 4.70 M sample of A is heated to...

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Q: [References) Use the References to access important values if needed for this question. The freezing...

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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.