Part A A downward electric force of 5.2 N is exerted on a -6.7 µC charge. Find the magnitude of the electric field at the position of this charge. Express your answer to two significant figures and include the appropriate units. HA E = Value Units Submit Request Answer

Q: The rate at the start of the reaction is called

A: At the beginning of the reaction. i.e. time t =0, it is called initial rate.

Q: Calculate the pH of a 7.51 M solution of HBrO. The K, of HBRO is 2.50 x 10. Express your answer usin...

A: Since HBr is a weak acid, we have to plot ICE chart to find [H+(aq)] and pH. Given the molarity of H...

Q: Given the following information: 2 A(g) + B(g) = A2B(g) K1 = 5.0 x 10^4 2 A(g) + C2 (g) = 2 AC(g) K2...

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Q: Check Your Understanding on Crystal Structure 1. Differentiate crystal structure, crystal system, an...

A: Miller indices are used to specify direction and plane. Miller indices are group of three numbers wh...

Q: The burning of 50.2 g of SiH 4 (MW= 32.8)at constant pressure gives off 3790 kJ of heat. Calculate A...

A: The reaction in which heat is released is known as exothermic reaction.  The negative sign indicates...

Q: A gas made up of atoms escapes through a pinhole 2.83 times as fast as O, gas. Write the chemical fo...

A: Mole can be defined as a standard unit for measuring large quantities of very small entities such as...

Q: HOCH3 H20 + HO OCH3 H3CO `OCH3 This reaction is classified as: addition

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Q: Carbon dioxide and water react to form methanol and oxygen, like this: 2 CO2(g)+4 H,O(g)→2CH;OH(1)+3...

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Q: Question 8 Which of the following expressions does not represent a proper expression for the rate of...

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Q: 41) A teenage child in Wisconsin throws a chunk of sodium metal into a lake consisting of freshwater...

A: Given: mass of sodium = atomic number of fluorine = 9 kg = 9000 g density of water = 1.01 g/mL heigh...

Q: Identify the isomeric relationship between the molecules of each pair depicted below.  Your choices ...

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Q: The potential energy curve below is for two nuclei undergoing fusion. As the nuclei approach, the po...

A: Answer: Movement in the direction of attraction force decreases the potential energy and movement in...

Q: e average atomic mass

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Q: Q7. What carbonyl compounds would you reduce to obtain the folowing alcohoa CHyOH

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly repos...

Q: rave-like properties. Determine the waveler by an electron moving at 10 ms-1.

A: Mass of electron(m) = 9.10×10-31 kg Velocity(v) = 10 m/s Using De-broglie wavelength,  Wavelength(L)...

Q: The weak acid HA is determined to be 8.32% dissociated when the initial concentration of HA is 0.030...

A: Initial concentration of HA = 0.0300 M Degree of dissociation = α = 8.32 % = 0.0832    

Q: What type of bond is found between two -SH groups and can be found in proteins

A: Given that, Bond present in between two -SH group?

Q: Differentiate chiral from achiral.

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Q: An unknown metal with atomic radius of 0.175 nm forms an SCC structure. What is the density of the u...

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Q: Carbon -14 has a half-life of 5.730 x 10 3 years.  If the original mass of the parent is 501.695 g, ...

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Q: 2. A chemical reaction proceeds in such a way that after the first second, the amount of a certain c...

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Q: The equation for the formation of hydrogen iodide from Hz and Iz is: H,(2) +1,(g) 2HI(2) 2nd attempt...

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Q: What is the percent yield of CO 2 if the reaction of 10.0 grams of CO with excess 02 produces 12.81 ...

A:       Recall the given reaction,  2 CO (g) + O2 (g)                 2 CO2 (g) 10.0 g of CO reacts wi...

Q: I have problems understanding the results of this experiment, could you help me by explaining the re...

A: Lambda Max is a wavelength at which absorbance of solution is maximum comparing with absorbance at o...

Q: (c) (c) Determine the axis intersects of a surface with Miller Index (i) (220) (ii) (312) (d) Sketch...

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Q: N°H HO -HN

A: We have to write the reaction if occurred.

Q: Calculate the pH of a 7.51 M solution of HBRO. The K, of HBRO is 2.50 x 10.

A: Given :- concentration of HbrO = 7.51 M                 Ka of HBrO = 2.50 × 10-9  To calculate  ;- p...

Q: Relating Density to Crystal Structure 1. Show that the atomic packing factor for FCC is 0.74. 2. Sho...

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Q: Which of the following will produce an oxidation product with KMnO4 that is insoluble in NaOH?

A: Organic reaction mechanisms:

Q: Write a balanced ionic equation for this acid-base reaction: 2CsOH(aq)+H2SO4(aq)→ write net ionic e...

A: Given, a)  acid base reaction 2CsOH(aq) + H2SO4(aq)→ Balanced ionic equation = ? Net ionic equation ...

Q: Determine the Miller Index of the blue plane in the HCP crystal

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Q: Reaction with Ammonium Molybdate and dilute Nitric Acid

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Q: %23 H H CHs H-C-ć-H CH3 H-C-c-H HC=O НС—о н ОН Но H ČH,OH ČH,OH 2 CI CI CI H C = C C = C 6. нн H CI ...

A: Answer: When two molecules have same molecular formula but different structural formula or spatial o...

Q: If 123 g of C10H16O are dissolved in 355 g of C6H6, what is the freezing point of this solution?

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Q: Name the bio instrument that performs the following function and or functions a. Carbon dioxide mea...

A: Bio instrument mostly uses sensors to detect and measure recording and transmitting physiological da...

Q: Write the materials and how are you going to prepare this solutions with step-by-step procedures. 2...

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Q: H2 + N2 - N2 NH3

A: The Chemical reaction follows the law of conservation of mass. According to the law of conservation ...

Q: What is the empirical formula for a compound containing 59.72% Tin 16.10% sulfur and the remainder o...

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Q: 76. Predict the standard cell potential for the following re- action at 25°C. Zn(s) + Fe*(aq) Zn²*(a...

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Q: Calculate the amount of heat needed to boil 122. g of hexane (C,H4), beginning from a temperature of...

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Q: EQUATION WRITING: Balance the following redox reactions. Use change in oxidation state method (oxida...

A: Let us step by step solve this:

Q: How much 0.5 M KOH must be added to 200 mL of 50 mM glycine at ph 8.6 to bring its ph to exactly 10....

A: Answer: Glycine is an amino that act as an buffer between the range of 8.6 to 10.6, therefore the pH...

Q: Why should you know the composition of the weighing form?   So that it can be filtered properly   ...

A: Please find your solution below : Gravimetry is a method used for the quantitative determination of ...

Q: Define, derive and give 2 examples on Philip’s equation

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Q: 1. Calculate the theoretical potential of the following cells. Indicate whether the reaction will pr...

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Q: MG3N2

A: Mg3N2 is a compound which consist magnesium and nitrogen atom and its chemical name is magnesium nit...

Q: CH3-CHCH-c-CI CH3 CH3 CH3-CH2-CH2-CH2-C-CI

A: IUPAC name stands for International Union of Pure and Applied Chemistry.  The IUPAC of any organic c...

Q: Draw a product that could be formed when 1,3-butadiene reacts as a diene with 1,3-cyclopentadiene as...

A: Diels-Alder reaction: The Diels–Alder reaction is a pericyclic reaction (cycloaddition) between a co...

Q: (a) Identify the type of polymer given in the following figure. (1) (ii) (b) Elucidate the term poly...

A: Polymer are very large  molecules   which  is made up of  many repeating molecular unit  which is  j...

Q: One solution contains 44% alcohol, and another solution contains 81% alcohol. How many liters of 81%...

A: Given  One solution contains 44% alcohol, and another solution contains 81% alcohol. We need to find...