4 Fe + 3 02 → 2 Fe203 1. How many liters of iron metal are needed to react completely with 4.35 mol oxygen gas?

Q: 6. Use Lewis structures to show the electron transfer that enables these ionic compounds to be…

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Q: 5. What is the effect of electrolytes and nonelectrolytes in the colligative properties of…

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Q: How many total atoms are there in seven dozen molecules of nitric acid, HNO3?

A: Answer to question no. 5 (as mentioned); 1 molecule of nitric acid HNO3 contains 5 atoms ( 1 H, 1N,…

Q: 1. If 25.00 mL of 0.100 M AgNO, is mixed with 25.00 mL of 0.300 M NaCN, find (Ag*], [Ag(CN)2], and…

A: Volume of AgNO3 = 25 ml      [ AgNO3] = 0.1 M Volume of NaCN = 25 ml      [ NaCN ] = 0.3 M  Kf  of…

Q: 6. How many grams of NaCl are contained in the solution discussed in problem #5?

A: To solve this problem we will first calculate the number of moles of NaCl  from question 5 Then we…

Q: For the following problems a) Calculate the ASuniverse and the AG, b) predict whether the process is…

A: The answer to the following question is-

Q: 5. Distilled beverages are often described by "proof" defined as twice the percentage V solute 1% of…

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Q: Balance the following REDOX reactions in basic solution for the first chemical equation and in…

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Q: B. Calculate the molality of a water solution if the freezing point is: 6. -9.3°C

A: Molality of solution is defined as number of moles of solute dissolved per kilogram of solvent.…

Q: 2. A hypothetical alloy has a face-centered cubic unit cell. Its density is 10,470 kg/m3, and its…

A: The given alloy is in face-centered cubic unit cell. So, the number of atoms are 4.  Density of…

Q: 1. Which activities involve chemistry? A. isolation of an anti-inflammatory extract from banaba…

A: 1.) All the activities mentioned in the above options involve chemistry and its operations so the…

Q: What volume of H2 gas forms at 1.0 atm and 25°C when 50.0 mL of 6.0 M H2SO4 reacts with 5.0 g of Al?…

A: Stoichiometry lays the platform for computing amount (moles) for reacting molecules or yielded…

Q: S. Calculate the number of joules released when 75.0 grams of water are cooled from 100.00C to…

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Q: 7. In the following unbalanced equations, identify (a) the oxidized element and the reduced element…

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Q: 2. a platinum electrode immersed in a solution that is 0.0400 M in Fe2SO4 and 0.00915 M in Fe2(SO4)3…

A:

Q: EXERCISE Given the compound: 1. Draw the structures of the alkyl free radicals that can be obtained…

A: Free radical is the species formed by homolytic cleavage of a bond and have equal distribution of…

Q: Goögle Search Got it Remind me later 1 N2 + 3 H2 2 NH3 5. If I use 8 moles of hydrogen gas, how many…

A:

Q: 2. Predict and explain your prediction briefly, using resonance structures, whether…

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Q: 2. Strontium-90 has a half-life of 28 years. If a sample was tested in 1980 and found to be emitting…

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Q: For the following problems a) Calculate the ASuniverse and the AG, b) predict whether th process is…

A: ΔS= change in entropy =232.9-109.6 =123.3 J/K-mol entropy of universe =123.3 J/K-mol   b.According…

Q: 5. A 500.0-g iron bar at 212°C is placed in 2.0 L of water at 24°C. What will be the change in…

A: Here, we need to answer the 5th Question which allows us to calculate the change in temperature of…

Q: 2. Solve for the mass of each element in 4.12 moles of Mg(NO3)2-

A: 2.       Given, Number of moles of Mg(NO3)2 = 4.12 mole   Required,                  Mass of each…

Q: Please answer number 2 asap. I really need this. Thank you

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Q: PRACTICE PROBLEMS: Write the equilibrium constant expression, Kc, for the following reactions.…

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Q: IV. Which member of each pair has the higher boiling point? Explain briefly your answers. 1.…

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Q: 2. Which contains the larger number of molecules, 10.0 g H2O or 10.0 g H2O2? Show evidence for your…

A: The amount of water, H2O is = 10 g The amount of hydrogen peroxide, H2O2 is = 10 g The substance…

Q: 11.Two point charges are fixed on the x-axis. Imagine moving a positive charge from point P to the…

A: In any process that takes place in a system, some of energy is utilized in moving object. This…

Q: c. Draw a reaction diagram for the reaction between C27H29OSS and NH4CI. Label the enthalpy,…

A: Given: Reaction of thymol blue with ammonium chloride To find: Energy profile diagram Solution:…

Q: 1. Calculate the number of moles in these quantities: (a) 25.0 g KNO3 (b) 56 millimol NaOH (c) 5.4 x…

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Q: Supposed groceries ran out of stock for disinfectant products and you found out that there is still…

A: Given :           Household bleach = 1L a. How much volume of 1:10 house hold bleach solution will…

Q: 10. Give the steps to determine if a bond is considered nonpolar covalent.

A:

Q: 6. Use Lewis structures to show the electron transfer that enables these ionic compounds to be…

A: Lewis’s structure:Lewis’s bonding theory is based on the octet rule. The Lewis structure is a…

Q: Calculate the EA of F(g), in kJ/mole, given the following IE1 + IE, Sr(g) = +1580 kJ/mole…

A: IE1 + IE2 Sr(g) = +1580 kJ/mole ∆H(sublimation) Sr(s) = +144 kJ/mole ∆H(dissociation) F2 = +79…

Q: 2. Calculate the number of grams in these quantities: (a) 0.00844 mol NİSO4 (c) 0.725 mol BiżS3 (d)…

A: Solution for 2 is:  a) 0.00844mol NiSO4 Moles = mass ÷ molar mass

Q: 2. Prepare 100 mL of 1:100 bleach solution from a 1:10 bleach solution a. How much volurne of bleach…

A: As asked to answer 2, To prepare a 1:10 bleach solution, add 1 volume of household bleach(example 1…

Q: 5. Production of electrical energy using Mg and Ca Cae + (s) Mg*e Cat2, (aq) (aq)

A: The relation between free energy and cell potential is shown below: where; n = no. of electrons…

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.