QUESTION 2 What is the balanced net ionic equation for the following reaction: Kl(aq) + F2(g) 12(3)+ KRaq). 2K (aq)-21'(aq) + F2(8) 2KK(aq) + F2(g) 2K (aq) + 21(aq) + 2F (aq) 21(aq) + F₂(g) There is no reaction. 12(5) 2K (aq) + 2(aq) 12(s) + 2KF(aq) 12(s)+2K*(aq) + 2F (aq) (2(s)+2 (aq) QUESTION 3 Calculate the mass of one sulfur atom 1.66 x 10-24 grams 1.88 x 1022 grams 32.07 grams 5.32 x 10-23 grams

Q: a) b) c) d) e) 1) g) h) i) D k) 1) n) MeO it with Jul 8.0 MeO 1.00 8.0 1 L 7.8 I 7.8 ľ K FAK 1 7.6…

A: 1HNMR Spectra given above have signals between 6 to 8 ppm taht is aromatic region .therefore, by…

Q: The ionization constant of acetic acid (0.05 M) is 1.74x105. Answer 2 and 3 questions: (2) Calculate…

A: Given , Concentration of acetic acid (CH3COOH ) = 0.05 M Ionisation constant =1.74×10-5

Q: (a) what is the lost work of the system? (b) Show that the same result is obtained as the work which…

A:

Q: Both OF2 and CS2 molecules contain polar bonds.  Explain why one of these molecules is polar and the…

A: The covalent bond is formed by the sharing of electrons between the atoms.

Q: 1) Mg, EtO a grignard reagent? If so, how does it become a grignard reagent?

A: Alkyl Magensium halide RMgX are referred to as Grignard reagent. These can be prepared by the…

Q: Calculate the density of a solid that weighs (1.38x10^0) g with a volume of (3.0220x10^0) mL

A: In the given question we have to calculate the density of solid,  Density is defined as mass of…

Q: After dissolving our impure napthalene in methanol the solution looks red what could have happened

A: Introduction to recrystallization Re-crystallization is a method for removing impurities from solid…

Q: A sample of unknown liquid is poured into a graduated cylinder and the volume of the unknown is 23.5…

A: The mass per unit volume of a substance is known as the density of the substance. The density of a…

Q: Chemistry Which of these letters represents a TRUE hydrogen bond between water molecules? A)…

A: -> Hydrogen bond is a weak bond between two molecules resulting from an electrostatic attraction…

Q: An aqueous solution of 4mol/L nitric acid is electrolysed in an electrolytic cell using graphite…

A: Introduction Electrolysis- A current is transmitted between two electrodes through an ionized…

Q: determine molarity: 2.456 g of Al2(SO4)3 in 1250 mL of solution?

A:

Q: I do not understand why this configuration would be in the excited state? Is it becasue one of the…

A:

Q: The decomposition of sulfuryl chloride (SO₂Cl₂) is a first-order process. The rate constant for the…

A:

Q: 2. A solution contains a mixture of pentane and hexane at room temperature. The solution has a vapor…

A:

Q: Calculate the enthalpy change for the following reaction, __C₂H4(9) + F₂(g) → _CF4(9) + HF(g) using…

A: Recall the given reaction,                   _ C2H4 g  +  _ F2 g  →  _ CF4 g  +  _ HF g∆Hf° C2H4 =…

Q: hsidering structures below, which of the following statements is true? 유 1 H-C-O-CH₂2 CH₂OH ||…

A: we have to identify the correct statement with respect to the given structures

Q: Look at the image below of the data collected by a student. What is the independent variable?…

A: If x=y2 + cthen the value of x is dependent on value of y.x is said to be dependent variable and y…

Q: The CO₂ molecule has__________ rotational modes. 4 2 6 3 5

A: A question based on molecules that is to be accomplished.

Q: WRITE THE STRUCTURAL FORMULA OF THE FOLLOWING: (NOT SKELETAL FORMULA)   1. 2 Ethyl, 5 Methylnonane…

A:

Q: Many elements have been synthesized by bombarding relatively heavy atoms with high-energy particles…

A:

Q: What of these, if any, is/are a correct representation(s) of a number in scientific notation? Sele…

A:

Q: Calculate the pH of a solution prepared by mixir (Ka-6.46 x 105) with 5.00 mL of 0.200 M NaO…

A:

Q: H. T H H H H H H mary (17), secondary (27), or Tertiary (3"). Answer Bank 3

A:

Q: Explain the function of an emulsifier. Relate your explanation to your observation in the…

A: Emulsifier An emulsifier has a hydrophilic head that prefers water and a hydrophobic tail that…

Q: The oxidation of ammonia is a reversible exothermic reaction that proceeds as follows: 4 NH3(g) +5…

A:

Q: During melting point determination, what does melting point range means? How will you know if the…

A: The melting point of a solid substance is the temperature at which it changes from solid state to…

Q: A student leaving campus for spring break wants to make sure the air in her dorm room has a high…

A: Given the temperature of room, T = 22 oC + 273.15 = 295.15 K The dimension of the room =  3.25 m ×…

Q: During World War II, tritium (³H) was a component of fluorescent watch dials and hands. Assume you…

A: During World War II, tritium (3H) was a component of fluorescent watch dials and hands. Assume you…

Q: A solution is prepared by mixing 0.0255 mol of CH₂Cl₂ and 0.0533 mol of CH₂Br₂ at 25°C. Assuming the…

A: Answer: This question is based is on the Raoult's law and Dalton's law.   Given data:…

Q: 2) If a brick has a length of 13.77 cm, a width of 8.50 cm, and a height of 5.12 cm: a) What is the…

A:

Q: 0.5Ν2 (NH3 (g) H2 (g) (g) + 1.5H2 (g) +1.2502 (g) + 0.502 (g) NH3 (g) · NO (g) H2O (1) ΔΗ1° + 1.5H2O…

A:

Q: . Count the number of carbon and hydrogen atoms in each of the following {*AY.s (d) (b) (c) (e)

A:

Q: A typical human body contains between 9 and 12 pints of blood. A woman's body contains 11.05 pints…

A:

Q: what is the sighnifcant figure of 100.21x 0.38

A: Significant figures : Significant figures are the number of digits in a value, often a measurement,…

Q: WRITE THE CHEMICAL FORMULA OF THE FOLLOWING COMPOUNDS. •Nitric acid •Nitrous acid

A:

Q: S g) h) OH OH PCC PCC CH₂Cl₂ CH₂Cl₂ K₂Cr₂O7 H₂SO4 H₂O Excess K₂Cr₂O7 H₂SO4 H₂O OH

A: 1). Reagent - PCC, CH2Cl2 PCC (Pyridinium chlorochromate) oxidize alcohols into Carbonyls. PCC…

Q: How many kilocalories are present if 81J are produced?

A: Given the energy produced in J = 81 J We have to convert 81 J to kilocalories (kcal). First, we have…

Q: (a) The second step of this mechanism is rate-determining (slow). What is the rate law for this…

A: Check picture for solution

Q: An alcoholic beverage with a density of 1.046 g/mL has an ethanol (C2H5OH, FM 46.068)  concentration…

A:

Q: A doctor prescribes 3 g of a drug, daily, for a patient. The pharmacist has only 750 mg tablets…

A: Given, Amount of daily dose of a patient = 3 g Note: 1000 mg = 1 g Amount of tablet available = 750…

Q: Which of the following structures is a triglyceride? H₂C O HC H₂C- H₂C O HC H₂C- O A C -(CH₂) 14CH3…

A: A triglyceride is formed by the hydrolysis reaction between glycerol, CH2(OH)CH(OH)CH2(OH), and…

Q: What about a more conventional perception of a flash of light? Experiments have shown that a…

A: Since you have asked multiple question, we will solve the first question for you.If you want any…

Q: PROBLEM STATEMENT: 50 mL of 3.5 m potassium nitrate is added to 50 mL of 3.5 M Aluminum Chloride.…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: How many liters is 57.4 mL?

A: To convert 57.4mL into L(litres)

Q: Calculate the binding energy per nucleon (in J) for 7Be and Be. The atomic masses are 7.016930 u for…

A: Given the two isotopes of beryllium and there atomic mass as well and we are asked to calculate the…

Q: • Stock solution: 1000 mg/L Target sample concentrations: 50-400 mg/L • Create a 5-point standard…

A: Given that, The concentration of the stock solution is C1 = 1000 mg/L. The volume of the final…

Q: Consider the following unbalanced chemical reaction: Cu (s) + HNO3(aq) Cu(NO3)2 (aq) + NO (g) + H₂O…

A: From the given chemical equation, let's take Cu(s) is present in excess and there's 34.6 g of nitric…

Q: Compound A, I would like to ask about the 180° turn in upper C -CH₂CH₂. -OH and -H rotate 90°…

A:

Q: Molecular iodine, 1₂(g), dissociates into iodine atoms at 625 K with a first-order rate constant of…

A: a) Given, Molecular iodine (I2) dissociates into iodine atoms at 625 K. First order reaction, Rate…

Q: Which is more reactive, Fe2+ or Fe3+, and why?

A: Well, in order to find the reactivity of Fe2+ and Fe3+. We have to see the electron distribution.…

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".