Below are some objectives. Check if each objective possesses the SMART characteristics. If not, please suggest a revision for that objective. 1. know the meaning of atomic number and atomic mass 2. describe, on the molecular level, the effect of heating and cooling on the motion of molecules of a gas 3. identify different atoms

Q: of liquid mercury at 25.00 C is converted to solid mercury at its melting point. Constants for mercu...

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Q: How many electrons must each atom gain or lose to acquire an electron configuration identical to the...

A: Each element will get stability with acquiring noble gas electronic configuration by loss or gain of...

Q: MI have 6.4 moles of gas at a pressure of 0.059 atm and at a temperature of 48.°C, what is the volum...

A: If I have 6.4 moles of gas at a pressure of 0.059 atm and at a temperature of 48. °C, what is the vo...

Q: 22. How much sodium formate (HCOONa), in gram, do you need to add to 400. mL of 1.00M formic acid fo...

A: [Formic acid] = 1.00 M pH of the buffer = 3.5 Ka = 1.77x10-4  Molar mass of HCOONa = 68.01 g mol-1 V...

Q: At 25C the gaseous dinitrogen tetroxide decomposes into nitrogen dioxide. If 8.36% of di nitrogen te...

A: In a reversible chemical reaction, the reaction takes place in both the directions that is forward d...

Q: Question 10 Which of the two directly affect the intensity of the IR signal? i. Whether the signal i...

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Q: write the electronic congratulations of calcium whose atomic number is 20 and mass number is 40.

A: Given,  calcium whose, atomic number is 20 and mass number is 40. 

Q: Draw the mechanism of the favorable reaction of NH3 and sodium ethoxide through acid-base reaction.

A: In a favorable reaction, NH3 will act as an acid and Sofium ethoxide as a base. The mechanism is dra...

Q: Flame test is an example of whatb type of atomic spectroscopy? Emmsion O Absorption O Fluorescence P...

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Q: How many grams of calcium phosphate will be produced from 75mL of H3PO4 which has a molar concentrat...

A: Volume of H3PO4 = 75 mL = 0.075 L [ H3PO4] = 0.024 M Molar mass of Ca3(PO4)2 = 310.18 g/mol  

Q: Consider the bilowin 500 K. PCI5 (g) PCI3 (g) + Cl2 (g) When 0.24 moles of PCI5 (g) are added to the...

A: Whenever we try to disturb chemical equilibrium by adding reactant or removal of reactant, it doesn'...

Q: What is the bond angle of NH4+

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Q: Convert 257 K to provided in Chapter 1 of the Figliola textbook. o C. Give your answer with 3-signif...

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Q: The homogeneity of the chloride level in a water sample from a lake was tested by analyzing portions...

A: Solution -

Q: 3. Write the mechanism for the reactions below. Pd cat, base Br heat Et0OC Et0OC- Et0OC Et0OC

A: The mentioned conversation involves two major steps such as coupling process mediated by palladium f...

Q: The reaction 2A + 2B M+ N has the rate law: Rate = k[A]?. At 25°C, k = 0.0376 L mol1s1. If the initi...

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Q: Explain how XPS can be used to identify the compositions of the material in the layers below the sur...

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Q: Which is more acidic, p-methylphenol or phenol? why? Why is water more acidic than ethanol but sligh...

A: Which is more acidic, p-methylphenol or phenol? why? Why is water more acidic than ethanol but sligh...

Q: Calculate the number of hydrogen atoms in a  110.0g  sample of ammonia

A: Mass of ammonia = 110.0 g  Number of hydrogen atoms = ? 

Q: which one of the following will show only one 'H-NMR signal? ans. Isobutane None Neopentane Pentane ...

A: Protons ( Hydrogens ) which are on same chemical environment gives same 1H-NMR signal and those on d...

Q: 4) During World War II, tritium (*H) was a component of fluorescent watch dials and hands. Assume yo...

A: Given,  For 3H, t1/2 = 12.3 year 17% or more of the original tritium was used.   

Q: The enthalpy for the following reaction is 136 kJ. If the reaction takes place in a closed container...

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Q: aw the major products for the ff. reactions: МСРВА --> cat. OsO4 NMO + HBr –- H20 + Br2 --> 4-

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Q: Answer true or false to the following (give the reason) 1. The metallic ion force depends on B.O. 2....

A: 8) The orbital shape is similar in all orbitals. The given statement is False. Every orbital shape i...

Q: What is the purpose of Brine in soap making? What is refining oils for soap making? What is saponifi...

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Q: Answer the following questions. _____1. Which of the ff you can use for mixing liquids? a) test tube...

A: 1) The tool which is used for mixing liquids is stirring rod. Therefore, the correct answer is optio...

Q: Write net ionic equation for reaction that occurs when aqueous solutions of perchloric acid and ammo...

A: Given, The reaction occurring between aqueous solution of perchloric acid (HClO4) and ammonia (NH3)....

Q: Convert 375 ml to litres

A: Volume = 375 ml  Volume (in litres ) = ? 

Q: You want to make a solution of loading dye with a final concentration of 0.35% bromophenol blue, 0.1...

A: Part 1 0.35 % Bromophenol blue = 0.35% * 60 ml = 0.21 ml = 0.21 grams   0.15 % Xylene Cyanol = 0.15%...

Q: 62. Fructose is a very sweet natural sugar that is present in honey, fruits. and fruit juices. It ha...

A: As per bartleyby guidelines i answered only first question so please don't mind .Thanks in advance. 

Q: Br NACN (2.5 ermie. n) Br NaNH2 (2eriv ) heat Br Br

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Q: What concentration of potassium hydroxide is needed to give an aqueous solution with a pH of 9.770? ...

A: pH = 9.770   pH + pOH = 149.770 + pOH = 14pOH = 14 - 9.770pOH = 4.230   pOH = - log [OH-]4.230 = - l...

Q: 3.47 Draw an energy diagram for a two-step reaction that releases energy and whose first step is fas...

A: As during the reaction, the energy is released. Thus the reaction is exothermic reaction.  Transitio...

Q: -CI (a) NH2 (b) CI 2 H2N-CH3 (c)

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Q: A flask containing pure NO2 was heated to 1250 K, a temperature at which the value of Kp for the dec...

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Q: Section 5.4 Limiting and Excess Reactants mlola woll odb 1. Metal oxides are formed from the reactio...

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Q: Lewis structures

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Q: Draw an expanded structural formula of a hydrocarbon that contains sp, sp?, and sp hybridized carbon...

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Q: density

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Q: L) One type of commercial smoke detector contains a minute amount of radioactive americium-241 (24'A...

A: Given that

Q: IUPAC NAME

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Q: What mass (in kg) of H(OH) can be produced if 56mL of 0.982M H2C2O4•H2O solution reacts completely w...

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Q: which one of the following is an ionization technique? MALDI or ESI

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Q: How many grams of ascorbic acid must be dissolved in 0.15 liters of water to produce a 0.3 M solutio...

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Q: equilibrium constant for the following reaction is 0.18 at a set temperature. Find the equilibrium c...

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Q: molecular geometry

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Q: Molecule ЕPG Hyb (circle if polar) 2D Lewis Structure 3D Lewis Structure MG ВА IBT5 HCN

A: Solution                      Given compounds are IBr5 or HCN  

Q: Which of the following trends is arranged in increasing wavenumber? form left to right!     C≡ C  ...

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Q: When May an expression be simplified and when must the quadratic equation be used? in solving a prob...

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Q: Part III. Draw the structure of the following organic compounds. 1. 6-ethyl-2-octyne 2. 4-ethyl-2,3-...

A: Dear student, As you have asked the multiple part question but according to the guidelines we will a...

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.